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Doping Irregularities at the Olympics (457)

Athlete Nation(s) Sport(s) Role(s) Era Notes
Fritz Aanes NOR WRE Olympics 2000—2004 2000 Sydney – Greco-Roman, 85 kg. Class (4). Nandrolone (anabolic steroid).
Mariya Abakumova RUS ATH Olympics 2008—2012 2008 Beijing – Javelin (2) – Turinabol (retest)
Mariya Abakumova RUS ATH Olympics 2008—2012 2012 London – Javelin (10) Retroactively stripped of all her results from 2008 Olympics to end of 2012 London Olympics partly due to positive test for Turinabol at 2011 World Championships.
Elvan Abeylegesse TUR ATH Olympics 2004—2008 Beijing 2008 – 5000m (2) 10000m (2) Retroactively stripped of all her results from 2007 to 2009 after testing positive at the 2007 World Championships. Stanozolol (retest)
Inga Abitova RUS ATH Olympics 2008 2008 Beijing – 10000m (6) – Turinabol (retest)
Alen Abramović CRO CCS Olympics 2006 2006 Torino – Out-of-competition positive. Non-competitor (DNS). Excessive hematocrit level. Suspended for five days – did not compete.
Lyukman Adams RUS ATH Olympics 2012 2012 London - TJ (6) - Retroactively stripped of all his results from 2012 to 2014 after being found guilty of participating in doping programmes from 2012 to 2014.
Christian Ahlmann GER EJP Olympics 2004—2016 2008 Beijing – Jumping / Team Jumping (Ind (=28 QR) / Team (=5)). Capsaicin. Horse tested positive for substance.
Khadzhimurat Akkayev RUS WLF Olympics 2004—2008 2012 London – 105kg (DNS) – Turinabol (retest)
Khadzhimurat Akkayev RUS WLF Olympics 2004—2008 2008 Beijing – 94kg (3) – Turinabol (retest)
Ruslan Albegov RUS WLF Olympics 2012 2012 London - +105kg (3) - Undisclosed ADVs in 2011 or 2012
Denis Alekseyev RUS ATH Olympics 2008—2012 2008 Beijing – 400m (5 h1 r1/3) / 4 x 400m (3) – Turinabol (retest)
Denis Alekseyev RUS ATH Olympics 2008—2012 2012 London – 4 x 400m (5) – Retroactively stripped of all his results from 2008 to 2013 due to ban for positive test at 2008 Olympics
Misha Aloyan RUS BOX Olympics 2012—2016 2016 Rio de Janeiro – 52kg (2) – Tuaminoheptane
Bernardo Alves BRA EJP Olympics 2004—2008 2008 Beijing – Jumping / Team Jumping (Ind (=3) / Team (10)). Capsaicin. Horse tested positive for substance.
Anis Ananenka BLR ATH Olympics 2012 2012 London – 800m (7 h2 r1/3) – Turinabol (retest)
Adrián Annus HUN ATH Olympics 1996—2004 2004 Athínai – Hammer Throw (1). Tampering with urine sample, and then refusing to submit to a second test.
Lance Armstrong USA CRD Olympics 1992—2000 2000 Sydney – ITT (3) Retroactively stripped of all his results from 1998 to 2005 for a multitude of violations. Disqualified by IOC in 2013
Izzat Artykov KGZ WLF Olympics 2016 2016 Rio de Janeiro – 69kg (3) – Strychnine
Yelena Arzhakova RUS ATH Olympics 2012 2012 London – 800m (7) – Retroactively stripped of all her results from 2011 to 2013 for irregularities on her Athlete Biological Passport
Nadzeya Astapchuk BLR ATH Olympics 2004—2012 2008 Beijing – Shot put (3) – Turinabol and tamoxifen (retest)
Nadzeya Astapchuk BLR ATH Olympics 2004—2012 2012 London – Shot Put (1) – Metenolone
Apti Aukhadov RUS WLF Olympics 2012 2012 London – 85kg (2) – Turinabol (retest)
Bashir Babajanzadeh IRI WRE Olympics 2012—2016 2016 Rio de Janeiro – +130kg GR (10) – Results voided from May 2016 as a result of a doping violation prior to the Games – Testosterone
Nicklas Bäckström SWE IHO Olympics 2010—2014 2014 Sochi – Men (2) – Pseudoephedrine – Received public warning and allowed to keep medal.
Oleksandr Bahach UKR ATH Olympics 1996 2000 Sydney – Out-of-competition positive. Shot Put (DNS). Anabolic steroids.
Bakhvain Buyadaa MGL JUD Olympics 1972—1976 1972 München – 63 kg. Class (2). Dianabol (anabolic steroid).
Sergey Bakulin RUS ATH Olympics 2012 2012 London – 50km walk (6) – Retroactively stripped of all his results from 2009 to 2013 for irregularities on his Athlete Biological Passport
Dominik Baldauf AUT CCS Olympics 2018 2018 PyeongChang – Sprint (35) 15km (42) 4 x 10 km (13) Team Sprint (16) – lost all results from December 2016 to March 5, 2019 after it was found he used a prohibited method (blood doping) between those dates
Musaeb Abdulrahman Balla QAT ATH Olympics / Non-starter 2012—2016 2016 Rio de Janeiro – 800m (DNS) – Possession of illegal substances in June 2016
Khasan Baroyev RUS WRE Olympics 2004—2012 2008 Beijing – Greco-Roman 120kg (2) – Turinabol (retest)
Yarelis Barrios CUB ATH Olympics 2008—2012 2008 Beijing – Discus (2) – Acetazolamide (retest)
Michael Barry CAN CRD Olympics 1996—2008 2004 Athens – RR (DNF) Retroactively stripped of all his results from 2003 to 2006 for a multitude of violations
Dieter Baumann GER
FRG		 ATH Olympics 1988—1996 2000 Sydney – Out-of-competition positive. Distance races (DNS). Nandrolone (anabolic steroid).
Alain Baxter GBR ALP Olympics 1998—2006 2002 Salt Lake City – Slalom (3). Methamphetamine (stimulant).
Ludger Beerbaum GER
FRG		 EJP Olympics / Other 1988—2016 2004 Athínai – Jumping / Team Jumping (1). Betamethasone. Disqualified because his horse, Goldfever, was found to have a doping positive. Germany moved from 1st to 3rd but Beerbaum not awarded a medal.
Yevgeny Belov RUS CCS Olympics 2014 2014 Sochi – 15Km (25), 30km Skiathlon (19) – Involved in scheme involving switched samples
Maksim Belugin RUS BOB Olympics 2014 2014 Sochi – 2 man (4) 4 man (4) – Involved in scheme involving switched samples
Olha Beresnieva UKR OWS/SWM Olympics 2000—2012 2012 London – 10km open water (7) – EPO (retest)
Mariya Bespalova RUS ATH Olympics 2012 2012 London – Hammer (10) – Turinabol (retest)
Madina Biktagirova BLR
RUS
EUN		 ATH Olympics 1992—2000 1992 Barcelona – Marathon (4). Norephedrine (stimulant).
Erol Bilgin TUR WLF Olympics 2012 2012 London – 62kg (8) – Turinabol and Stanozolol (retest)
Yuriy Bilonoh UKR ATH Olympics 2000—2008 2004 Athínai – Shot Put (1). Oxandrolone metabolite (anabolic steroid). Disqualified in December 2012 after re-testing of samples from the 2004 Olympics.
Mete Binay TUR WLF Olympics 2012 2012 London – 69kgs (6) Disqualified in July 2020 after re-analysis of London samples showed presence of Stanazolol metabolites.
Blagoy Blagoev BUL WLF Olympics 1976—1980 1976 Montréal – 82½ kg. Class (2). Anabolic steroid.
Liudmyla Blonska UKR ATH Olympics 2008 2008 Beijing – Long jump / Heptathlon (LJ (3QR) / Hep (2)). Methyltestosterone (anabolic steroid). Second doping offense, and given a lifetime ban.
Valery Borchin RUS ATH Olympics 2008—2012 2012 London – 50km walk (DNF) – Retroactively stripped of all his results from 2009 to 2012 for irregularities on his Athlete Biological Passport
Abderrahhime Bouramdane MAR ATH Olympics 2008—2012 2012 London – Marathon (DNF) – Retroactively stripped of all his results from 2011 to 2015 for irregularities on his Athlete Biological Passport
Borut Božič SLO CRD Olympics 2008—2012 2012 London – road race (46) – lost all results from 2011 and 2012 due to use of -prohibited methods and/or prohibited substances
Kerrith Brown GBR JUD Olympics 1984—1988 1988 Seoul – 71 kg. Class (3). Furosemide (Lasix) (diuretic, masking agent).
Gamze Bulut TUR ATH Olympics 2012 2012 London – 1500m (2) Retroactively stripped of all her results from 2010 to 2016 for irregularities on her Athlete Biological Passport
Yolanda Caballero COL ATH Olympics 2012 2012 London – Marathon (DNF) – Retroactively stripped of all her results from 2011 to 2015 for irregularities on her Athlete Biological Passport
Aslı Çakır TUR ATH Olympics 2008—2012 2012 London – 1500m (1) Retroactively stripped of all her results from 2010 to 2013 for irregularities on her Athlete Biological Passport
María Luisa Calle COL CTR Olympics / Other 2000—2012 2004 Athínai – Points Race (3). Heptaminol (stimulant). Initially disqualified but this was later overturned by the Court of Arbitration for Sport.
Mark Cameron USA WLF Olympics 1976 1976 Montréal – 110 kg. Class (5). Anabolic steroid.
Cao Lei CHN WLF Olympics 2008 2008 Beijing – 75kg (1) – GHRP-2 (retest)
Dean Capobianco AUS ATH Olympics 1992—1996 1996 Atlanta – 200 metres (7 h2 r2/4). Anabolic steroid. DQed prior to the Olympics, but allowed to compete on appeal. Later retroactively DQed when that decision was determined to be a mistake.
Nesta Carter JAM ATH Olympics 2008—2012 2008 Beijing – 4 x 100m (1) – Methylhexanamine (retest)
Paul Cerutti MON SHO Olympics 1972—1976 1976 Montréal – Trap Shooting (43). Amphetamines (stimulant).
Fani Chalkia GRE ATH Olympics 2004 2008 Beijing – Out-of-competition positive. Non-competitor (DNS). Methyltrienolone (anabolic steroid). Tested positive in pre-competition test and not allowed to compete.
Sanamacha Chanu IND WLF Olympics 2000—2004 2004 Athínai – 53 kg. Class (4). Furosemide (Lasix) (diuretic, masking agent).
Yuliya Chekalyova RUS CCS Olympics 2014 2014 Sochi – 10km (11) 30km (31) Skiathlon (15) Women’s 4 x 5km relay (6) – Involved in scheme involving switched samples
Chen Qian CHN MPN Olympics 2008—2016 2016 Rio de Janeiro – Women (4) – Diuretic
Chen Xiexia CHN WLF Olympics 2008 2008 Beijing – 48kg (1) – GHRP-2 (retest)
Chen Xinyi CHN SWM Olympics 2016 2016 Rio de Janeiro – 50m free (DNS), 100 B/fly (4) – Hydrochlorothiazide
Yuliya Chermoshanskaya RUS ATH Olympics 2008 2008 Beijing – 200m (5 h1 r3/4) / 4 x 100m (1) – Turinabol (retest)
Tatyana Chernova RUS ATH Olympics 2008—2012 2008 Beijing – Heptathlon (3) – Turinabol (retest)
Tatyana Chernova RUS ATH Olympics 2008—2012 2012 London – Heptathlon (3) – Turinabol (retest) Retroactively stripped of all her results from 2009 to 2013 for irregularities on her Athlete Biological Passport
Anna Chicherova RUS ATH Olympics 2004—2012 2008 Beijing – High Jump (3) – Turinabol (retest)
Zulfiya Chinshanlo KAZ WLF Olympics / YOG 2010—2020 2012 London – 53kg (1) – Oxandrolone and Stanozolol (retest)
Sergey Chudinov RUS SKN Olympics 2010—2014 2014 Sochi – Skeleton (5) – Involved in scheme involving switched samples
Dragomir Cioroslan ROU WLF Olympics 1976—1984 1976 Montréal – 75 kg. Class (5). Fencanfamine (stimulant).
Anatolii Cîrîcu MDA WLF Olympics 2012 2012 London – 94kg (3) – Turinabol (retest)
Roxana Cocoș ROU WLF Olympics 2008—2012 2012 London - 69kg (2) - Metenolone and Stanozolol (retest)
Mickey Coll PUR BKB Olympics 1972 1972 München – Basketball (6). Ephedrine (stimulant).
Andrea Collinelli ITA CTR Olympics 1996 2000 Sydney – Out-of-competition positive. Individual Pursuit (DNS). Increased hematocrit levels (>50.0).
Kissya Costa BRA ROW Olympics 2012 2012 London – Single sculls (18). Erythropoietin (EPO).
Crystal Cox USA ATH Olympics 2004 2004 Athínai – 4x400 metre relay (4x400 (1)). Admitted in 2010 to systematic doping with anabolic steroids from 2001-04.
Florin Croitoru ROU WLF Olympics / YOG 2010—2012 2012 London – 56kg (9) – dehydrochlormethyltestosterone, metenolone and stanozolol (retest)
Sean Crooks CAN CCS Olympics 2006 2006 Torino – Out-of-competition positive. Non-competitor (DNS). Excessive hematocrit level. Suspended for five days – did not compete.
Kálmán Csengeri HUN WLF Olympics 1988 1988 Seoul – 75 kg. Class (4). Stanozolol (anabolic steroid).
Ali Dad AFG WRE Olympics 1988 1988 Seoul – Freestyle, 62 kg. Class (Eliminated 3rd Round). Furosemide (Lasix) (diuretic, masking agent).
Siarhei Dalidovich BLR CCS Olympics 1994—2018 2006 Torino – Out-of-competition positive. Non-competitor (DNS). Excessive hematocrit level. Suspended for five days – did not compete.
Meline Daluzyan ARM WLF Olympics 2012 2012 London – 69kg (DNF) – Stanozolol and Turinabol (retest)
Silviya Danekova BUL ATH Olympics / Non-starter 2012—2016 2016 Rio de Janeiro – 3000m SC (DNS) – EPO (Pre-Olympic testing)
Ashot Danielyan ARM WLF Olympics 1996—2004 2000 Sydney – Unlimited Class (3). Stanozolol (anabolic steroid).
Olga Danilova RUS
EUN		 CCS Olympics 1992—2002 2002 Salt Lake City – 10 km. / Pursuit / 30 km. (10K (2) / Pursuit (1) / 30K (7)). Darbopoietin (EPO analog).
Bonnie Dasse USA ATH Olympics 1988—1992 1992 Barcelona – Shot Put (14 QR / DNQ). Clenbuterol (ß-agonist).
Irina Davydova RUS ATH Olympics 2012 2012 London - 400m Hurdles (5 h2 r2/3) - Evidence from the LIMS database
Nataliya Davydova UKR WLF Olympics 2008 2008 Beijing – 69kg (3) – Turinabol (retest)
Mary Decker-Slaney USA ATH Olympics 1984—1996 1996 Atlanta – Tested positive on 17 June 1996, for which she was suspended retroactively on 16 September 1997.
Nick Delpopolo USA JUD Olympics 2012—2016 2012 London – Lightweight (=7th). Marijuana.
Andrey Demanov RUS WLF Olympics 2012 2012 London – 94kg (4) – Turinabol (retest)
Rick DeMont USA SWM Olympics 1972 1972 München – 400 metre Freestyle (1). Ephedrine (stimulant).
Stefan Denifl AUT CRD Olympics 2016 2016 Rio de Janeiro – Road Race (DNF) – lost all results from June 1, 2014 to March 5, 2019 after it was found he used a prohibited method between June 2014 and the end of 2018.
Betlhem Desalegn Belayneh UAE ATH Olympics / Non-starter 2012—2016 2016 Rio de Janeiro – 1500m (DNS) Retroactively stripped of all her results from 2014 to 2016 for irregularities on her Athlete Biological Passport
Pigi Devetzi GRE ATH Olympics / Other 2004—2008 2008 Beijing – Triple Jump (3) – Retroactively stripped of all her results since the 2007 World Championships after testing positive for Stanozolol.
Roland Diethart AUT CCS Olympics 2006 2006 Torino – 4x10 km. relay (DNF). IOC Disciplinary investigation. Found to have been involved in an elaborate blood doping scheme.
Đỗ Thị Ngân Thương VIE GAR Olympics 2008—2012 2008 Beijing – All-Around (59). Furosemide (Lasix) (diuretic, masking agent).
Bahar Doğan TUR ATH Olympics 2008—2012 2012 London – Marathon (62) – Retroactively stripped of all her results from 2011 to 2013 for irregularities on his Athlete Biological Passport
Marta Domínguez ESP ATH Olympics 1996—2012 2012 London – 3000m SC (12) – Retroactively stripped of all her results from 2009 to 2013 for irregularities on her Athlete Biological Passport
Anastasiya Dotsenko RUS CCS Olympics 2014 Sochi 2014 – Sprint (21) Team Sprint (6) – Involved in scheme involving switched samples
Izabela Dragneva BUL WLF Olympics 2000—2004 2000 Sydney – 48 kg. Class (1). Furosemide (Lasix) (diuretic, masking agent).
Hamza Driouch QAT ATH Olympics / YOG 2010—2012 2012 London – 1500m (h1 10th r2/3) – Retroactively stripped of all his results from August 2 2012 to 2015 for irregularities on his Athlete Biological Passport
Oleksandr Dryhol UKR ATH Olympics 2012 2012 London – Hammer (34) – Turinabol (retest)
Alexandru Dudoglo MDA WLF Olympics 2008 2008 Beijing – 69kg (9) – Stanozolol (retest)
Johannes Dürr AUT CCS Olympics 2014 2014 Sochi – Skiathlon (8) – EPO
Maksim Dyldin RUS ATH Olympics 2008—2012 2012 London – 400m (5 h2 r2/3) 4 x 400m relay (5) – Turinabol (retest)
Inna Dyubanok RUS IHO Olympics 2010—2014 2014 Sochi – Women (6) – Involved in scheme involving switched samples
Vadzim Dzeviatouski BLR ATH Olympics 2004—2008 2008 Beijing – Hammer Throw (3). Testosterone (anabolic steroid). Medal originally removed, but later overturned on appeal to the Court of Arbitration for Sport.
Johannes Eder AUT CCS Olympics 2006 2006 Torino – 4x10 km. relay / Team Sprint (DNF / 9 semi2). IOC Disciplinary investigation. Found to have been involved in an elaborate blood doping scheme.
Olga Fatkulina ROC
RUS		 SSK Olympics / Other 2010—2022 2014 Sochi – 500m (2), 1000m (4), 1500 (9) – Involved in scheme involving switched samples
Róbert Fazekas HUN ATH Olympics 2000—2008 2004 Athínai – Discus Throw (1). Refusal to provide a urine sample.
Vasyl Fedoryshyn UKR WRE Olympics 2004—2012 2008 Beijing – 60kg Freestyle (2) – Turinabol (retest)
Tatyana Firova RUS ATH Olympics 2004—2012 2008 Beijing – 400m (6) / 4 x 400m (2) – Turinabol (retest)
Alina Fodorova UKR ATH Olympics 2016 2016 Rio de Janeiro – Heptathlon (28) Retroactively DQed in 2018 for period from 27 July 2016 t0 15 June 2020 for a positive ARDV
Mabel Fonseca PUR WRE Olympics 2004 2004 Athínai – Freestyle, 55 kg. class (5). Stanozolol (anabolic steroid).
Samuel Francis QAT ATH Olympics 2008 2008 Beijing – 100 metres (8 h1 r3/4) – Stanozolol (retest)
Ralfs Freibergs LAT IHO Olympics 2014—2022 2014 Sochi – Men (8) – Turinabol
Olga Fyodorova-Stulneva RUS ATH/BOB Olympics 2004—2014 2014 Sochi – Women’s bobsleigh (18) – Involved in scheme involving switched samples
Jean-Marc Gaillard FRA CCS Olympics 2006—2018 2006 Torino – Out-of-competition positive. Non-competitor (DNS). Excessive hematocrit level. Suspended for five days – did not compete.
Yekaterina Galitskaya RUS ATH Olympics 2012 2012 London - 100 m hurdles (5 h1 r2/3) - Retroactively stripped of all her results from 2012 to 2014 after being found guilty of participating in doping programmes from 2012 to 2014. 120539
Luiza Galiulina UZB GAR Olympics 2008 2012 London – Out-of-competition positive. All-Around (DNS). Furosemide (Lasix) (diuretic, masking agent).
Anton Galkin RUS ATH Olympics 2004 2004 Athínai – 400 metres (4). Stanozolol (anabolic steroid).
Vera Ganeyeva RUS ATH Olympics 2012 2012 London – Discus (23) – Turinabol (retest)
Tyson Gay USA ATH Olympics 2008—2016 2012 London – 100m (4) / 4x100m (2) – Retroactively stripped of all his results from July 2012 to 2014 after admitting use of a banned substance – Oxilofrine
Angel Genchev BUL WLF Olympics 1988 1988 Seoul – 67½ kg. Class (1). Furosemide (Lasix) (diuretic, masking agent).
Theodora Giareni GRE SWM Olympics / Non-starter 2012—2016 2016 Rio de Janeiro – 50m freestyle (DNS) – SARMS in pre-Olympic testing
Yekaterina Glazyrina RUS BTH Olympics 2014 2014 Sochi – 15km (59) – Retroactively stripped of all her results from 19 December 2013 through 10 February 2017 after investigation by IBU
Yekaterina Gnidenko RUS CTR Olympics 2012 2012 London – Keirin (8) Sprint (18) – Turinabol (retest)
Mitko Grablev BUL WLF Olympics 1988 1988 Seoul – 56 kg. Class (1). Furosemide (Lasix) (diuretic, masking agent).
Mariya Grabovetskaya KAZ WLF Olympics 2008 2008 Beijing – +75kg (3) – Turinabol, Oxandrolone and Stanozolol (retest)
Serafim Grammatikopoulos GRE WLF Olympics 1984 1984 Los Angeles – Unlimited Class (DNF). Nandrolone (anabolic steroid).
Yelizaveta Grechishnikova RUS ATH Olympics 2012 2012 London – 10000m (19) – Retroactively stripped of all her results from 2009 to 2013 for irregularities on her Athlete Biological Passport
Teja Gregorin SLO BTH/CCS Olympics 2002—2014 2010 Torino – 7.5km (36) 10km (9) 12.5km (9) 15km (5) 4 x 6 km relay (8). – GHRP-2 (retest)
Stian Grimseth NOR WLF Olympics 1996—2004 2000 Sydney – Out-of-competition positive. Non-competitor (DNS). Nandrolone (anabolic steroid). Admitted to taking supplement Ribose, which was later found to contain Nandroline. Grimseth sued the manufacturer and won and his doping sentence was reduced.
Phil Grippaldi USA WLF Olympics 1968—1976 1976 Montréal – 90 kg. Class (4). Anabolic steroid.
Zafar Guliyev RUS WRE Olympics 1996 1996 Atlanta – Greco-Roman, 48 kg. Class (3). Bromantan (Clenbuterol) (ß-agonist). A reprimand was given but the medal was allowed to stand.
Viktoriya Gurova-Valyukevich RUS ATH Olympics 2004—2012 2012 London – Triple jump (8) – Turinabol (retest)
Yuliya Gushchina RUS ATH Olympics 2008—2012 2012 London – 4 x 400m (2), 400m (4 h1 r2/3) – Stanozolol & Turinabol (retest)
Ferenc Gyurkovics HUN WLF Olympics 2004 2004 Athínai – 105 kg. Class (2). Oxandrolone (anabolic steroid).
Semoy Hackett TTO ATH Olympics / Non-starter 2008—2020 2012 London – 100m (5 h1 r2/3) 200m (8) 4x100 (DNF) – Retroactively stripped of all her results due to a Methylhexamine positive in June 2012
Vésteinn Hafsteinsson ISL ATH Olympics 1984—1996 1984 Los Angeles – Discus Throw (14QR / DNQ). Nandrolone (anabolic steroid).
Hussain Al-Hamdah KSA ATH Olympics 2012 2012 London – 5000m (h1 20th r1/2) – Retroactively stripped of all his results from 2009 to 2013 for irregularities on his Athlete Biological Passport
Tetiana Hamera-Shmyrko UKR ATH Olympics 2012 2012 London – Marathon (5) – Retroactively stripped of all her results from 2011 to 2015 for irregularities on her Athlete Biological Passport
Tyler Hamilton USA CRD Olympics 2000—2004 2004 Athínai – Individual Time Trial (1). Road race (18) Blood doping. His A-sample later suggested he may have blood doped. His B-sample was frozen and when it was attempted to be analyzed, it was not suitable for analysis. Thus this was not a doping positive. However, the Russian Olympic Committee protested, as their rider, Vyacheslav Yekimov, would have moved up to the gold medal position. This protest was eventually disallowed by the Court of Arbitration for Sport and Hamilton retained his gold medal. However in 2011 he confessed that he had used doping products for a large part of his career and voluntarily returned his Olympic gold medal to the IOC. He was formally stripped of the medal in 2012.
Tony André Hansen NOR EJP Olympics 2008 2008 Beijing – Jumping / Team Jumping (Ind (1 QR) / Team (3)). Capsaicin. Horse tested positive for substance.
Max Hauke AUT CCS Olympics 2014—2018 2018 PyeongChang – 15 km (29) 30 km (27) 50 km (36) 4 x 10 km (13) – ost all results from December 2016 to March 5, 2019 after it was found he used a prohibited method (blood doping) between those dates
Sərdar Həsənov AZE WLF Olympics 2008—2012 2008 Beijing – 62kg (AC) – Turinabol (retest)
George Hincapie USA CRD Olympics 1992—2008 2004 Athens – RR (8th) Retroactively stripped of all his results from 2004 to 2006 for a multitude of violations
Hassan Hirt FRA ATH Olympics 2012 2012 London – 5,000 metres (11 h1 r1/2). Erythropoietin (EPO).
Abdelmajid El-Hissouf MAR ATH Olympics 2016 2016 Rio de Janeiro – Marathon (68) – Retroactively stripped of all her results from 2014 onwards for irregularities on his Athlete Biological Passport
Aad van den Hoek NED CRD Olympics 1972 1972 München – 100 km. Team Time Trial (3). Coramine (stimulant).
Valentin Hristov BUL WLF Olympics 1976—1980 1976 Montréal – 110 kg. Class (1). Anabolic steroid.
Jaime Huélamo ESP CRD Olympics 1972 1972 München – Individual Road Race (3). Coramine (stimulant).
Kirill Ikonnikov RUS ATH Olympics 2008—2012 2012 London – Hammer (6) – Turinabol (retest)
Ilya Ilyin KAZ WLF Olympics 2008—2012 2008 Beijing – 94kg (1) – Stanozolol (retest)
Ilya Ilyin KAZ WLF Olympics 2008—2012 2012 London – 94kg (1) – Stanozolol (retest)
Cristina Iovu MDA WLF Olympics 2012 2012 London – 53kg (3) – Turinabol (retest)
Aleksandr Ivanov RUS WLF Olympics 2012 2012 London – 94kg (2) – Turinabol (retest)
Ivan Ivanov BUL WLF Olympics 1992—2000 2000 Sydney – 56 kg. Class (2). Furosemide (Lasix) (diuretic, masking agent).
Yuliya Ivanova RUS CCS Olympics 2014 2014 Sochi – 10km (17), 30km (30), 4x5k relay (6), team sprint (6) – Involved in scheme involving switched samples
Nataliya Ivoninskaya KAZ ATH Olympics 2008—2012 2012 London – 100m hurdles (7 h3 r1/3) – Turinabol and Stanozolol (retest)
Žiga Jeglič SLO IHO Olympics 2014—2018 2018 PyeongChang – Ice Hockey (11) – Fentoterol
Tomas Johansson SWE WRE Olympics 1984—1996 1984 Los Angeles – Greco-Roman, Unlimited Class (2). Methenolone (anabolic steroid).
Ben Johnson CAN ATH Olympics 1984—1992 1988 Seoul – 100 metres (1). Stanozolol (anabolic steroid).
Marion Jones USA ATH Olympics 2000—2004 2000 Sydney – 100 / 200 / 4x1 / 4x4 / Long Jump (100 (1) / 200 (1) / 4x1 (3) / 4x4 (1) / LJ (3)). Tetrohydrogestinone (THG), aka "The Clear" (anabolic steroid). Confirmed October 2007, when Jones pleaded guilty in USA Federal Court to lying to federal agents about her steroid use prior to the 2000 Olympic Games. Disqualified by IOC in December 2007.
Marion Jones USA ATH Olympics 2000—2004 2004 Athínai – 4x1 / Long Jump (4x1 (DNF) / LJ (5)). Tetrohydrogestinone (THG), aka "The Clear" (anabolic steroid). Confirmed October 2007, when Jones pleaded guilty in USA Federal Court to lying to federal agents about her steroid use prior to the 2000 Olympic Games. Disqualified by IOC in December 2007.
Zbigniew Kaczmarek POL WLF Olympics 1972—1980 1976 Montréal – 67½ kg. Class (1). Anabolic steroid.
Yuliya Kalina UKR WLF Olympics 2012 2012 London – 58kg (3) – Turinabol (retest)
Alissa Kallinikou CYP ATH Olympics 2008 2008 Beijing – 400m (5 h7 r1/3) – Retroactively stripped of all her results since 1 July 2008 after testing positive for Testosterone
Vladimir Kanaykin RUS ATH Olympics 2012 2012 London – 20km walk (DSQ (lifting) – Retroactively stripped of all his results from 2011 to 2012 for irregularities on his Athlete Biological Passport
Anwar Kandafil MAR WRE Olympics 1996 2000 Sydney – Out-of-competition positive. Non-competitor (DNS). Drug not announced.
Olga Kaniskina RUS ATH Olympics 2008—2012 2012 London – 20km walk (2) – Retroactively stripped of all her results from 2009 to 2013 for irregularities on her Athlete Biological Passport
Anastasiya Kapachinskaya RUS ATH Olympics 2008—2012 2012 London – 4 x 400 (3) – Retroactively stripped of all her results from 2008 to 2017 due to ban imposed after testing positive at the Beijing Olympixs.
Anastasiya Kapachinskaya RUS ATH Olympics 2008—2012 2008 London – 4 x 400 (3) – Turinabol and stanozolol.(retest)
Natallia Kareyva BLR ATH Olympics 2012 2012 London – 1500m (7) – Retroactively stripped of all her results from 2010 to 2014 for irregularities on her Athlete Biological Passport
Endri Karina ALB WLF Olympics 2012 2012 London - 94kg (14) - Stanozolol (retest)
Algo Kärp EST CCS Olympics 2010—2018 2018 PyeongChang – 50km (17) 4 x 10 km (12) Involved in a scheme using a prohibited method (blood doping) prior to the Games
Aleksandr Kasyanov RUS BOB Olympics 2014 2014 Sochi – Two-man (4), Four-man (4) – Involved in scheme involving switched samples
Zoltán Kecskés HUN WLF Olympics 1996 2004 Athínai – Out-of-competition positive. Non-competitor (DNS). Substance not released. Did not compete.
Simon Kemboi KEN ATH Olympics 1992—1996 2000 Sydney – Out-of-competition positive. 4x400 metre relay (DNS). Nandrolone (anabolic steroid).
Gulfiya Khanafeyeva RUS ATH Olympics 2012 2012 London – Hammer (15) – Turinabol (retest)
Natallia Kharaneka-Mikhnevich BLR ATH Olympics 2004—2012 2008 Beijing – Shot put (2) – Methandienone and Stanozolol (retest)
Hripsime Khurshudyan ARM WLF Olympics 2008—2012 2008 Beijing – 75kg (11) – Dehydrochlormethyltestosterone and Stanozolol (retest)
Hripsime Khurshudyan ARM WLF Olympics 2008—2012 2012 London – +75kg (3) – Turinabol and Stanozolol (retest)
Ilvir Khuzin RUS BOB Olympics 2014 2014 Sochi – Four-man (4) – Involved in scheme involving switched samples
Kim Jong-Su PRK SHO Olympics 2004—2016 2008 Beijing – Air Pistol / Free Pistol (AirPistol (3) / FreePistol (2)). Propranolol (ß-antagonist/blocker).
Kim Un-Hyang PRK
COR		 IHO Olympics 2018 2018 PyeongChang – Ice Hockey (8) – Hydrochlorothiazide – No fault violation so not disqualified.
Courtney King-Dye USA EDR Olympics 2008 2008 Beijing – Dressage / Team Dressage (Ind (13) / Team (4)). Felbinac. Horse tested positive for substance.
Ümmü Kiraz TUR ATH Olympics 2012 2012 London – Marathon (88) – Retroactively stripped of all her results from 2011 to 2013 for irregularities on her Athlete Biological Passport
Miroslav Kirchev BUL CSP Olympics 2012—2016 2012 London – K1-1000m (11) -
Sergey Kirdyapkin RUS ATH Olympics 2008—2012 2012 London – 50km walk (1) – Retroactively stripped of all his results from 2009 to 2013 for irregularities on his Athlete Biological Passport
Anisya Kirdyapkina RUS ATH Olympics 2012 2012 London – 20km walk (4) – Retroactively stripped of all her results from 2011 to 2013 for irregularities on her Athlete Biological Passport
Alena Kiyevich BLR ATH Olympics 2012 2012 London - 4 x 400 relay (4 h1 r1/2) Evidence from the LIMS database
Adem Kılıççı TUR BOX Olympics 2008—2012 2012 London – 75kg (5) – Turinabol (retest)
Blaža Klemenčič SLO MTB Olympics 2008—2012 2012 London –Mountain biking (23) – Tested positive for EPO in retest of sample from March 2012. Retroactively stripped of all her results from March to December 2012 for irregularities on her Athlete Biological Passport
Yevgeniya Kolodko RUS ATH Olympics 2012 2012 London – Shot (2) – Turinabol and Ipamorelin (retest).
Yuliya Kondakova RUS ATH Olympics 2008—2012 2012 London – 100m hurdles (5 h1 r2/3) – Retroactively stripped of all her results from 2012 to 2016 after being found guilty of participating in doping programmes in 2012 and 2013
Andrey Korneyev RUS SWM Olympics 1996 1996 Atlanta – 200 metre Breaststroke (3). Bromantan (Clenbuterol) (ß-agonist). A reprimand was given but the medal was allowed to stand.
Olha Korobka UKR WLF Olympics 2004—2008 2008 Beijing – 75kg (3) – Turinabol (retest)
Pavel Korostelyov RUS CCS Olympics 2006 2006 Torino – Out-of-competition positive. Non-competitor (DNS). Excessive hematocrit level. Suspended for five days – did not compete.
Irina Korzhanenko RUS ATH Olympics 1996—2004 2004 Athínai – Shot Put (1). Stanozolol (anabolic steroid).
Yekaterina Kostetskaya RUS ATH Olympics 2008—2012 2012 London – 1500m (9) – Retroactively stripped of all her results from 2011 to 2015 for irregularities on her Athlete Biological Passport
Boyanka Kostova AZE
BUL		 WLF Olympics / YOG 2010—2012 2012 London – 58kg (5) – Turinabol and Stanozolol (retest)
Zoltán Kovács HUN WLF Olympics 2000—2004 2004 Athínai – 105 kg. Class (DNF). Refusal to provide a urine sample.
Liudmyla Kovalenko UKR ATH Olympics 2012 2012 London – 5000 m (11 h1 r1/2) – Results voided for biological passport violation June 2012 to April 2016
Svetlana Krivelyova RUS
EUN		 ATH Olympics 1992—2004 2004 Athínai – Shot Put (3). Oxandrolone metabolite (anabolic steroid). Disqualified in December 2012 after re-testing of samples from the 2004 Olympics.
Antonina Krivoshapka RUS ATH Olympics 2012 2012 London – 400m (6), 4x400 (2) – Turinabol (retest)
Andrey Krivov RUS ATH Olympics 2012 2012 London – 20k walk (37) Retroactively stripped of all his results from 2011 to 2017 for irregularities on her Athlete Biological Passport
Aleksandr Krushelnitsky ROC CUR Olympics 2018 2018 PyeongChang – Mixed doubles (3) – Meldonium
Paval Kryvitski BLR ATH Olympics 2012 2012 London – Hammer (28) – Turinabol and Stanozolol (retest)
Anastasiya Kudinova KAZ ATH Olympics 2016 2016 Rio de Janeiro – 400m (h8-7th r1/3) – Drostanolone prior to Games
Besik Kudukhov RUS WRE Olympics 2008—2012 2012 London – 65kg – Turinabol (retest). IOC Issued a statement "Disciplinary proceedings, which could have resulted in the establishment of the anti-doping rule violation and the consequences resulting therefrom cannot be conducted against a deceased person. Consequently, these proceedings must be filed."
Galina Kulakova RUS
URS		 CCS Olympics 1968—1980 1976 Innsbruck – 5 km. (3). Ephedrine (stimulant). Kulakova also finished 3rd in the 10 km. and 1st in the relay, but was allowed to keep those medals.
Iryna Kulesha BLR WLF Olympics 2008—2012 2012 London – 75kg (3) – Turinabol and stanozolol.(retest)
Iryna Kulesha BLR WLF Olympics 2008—2012 2008 Beijing – 75kg (4) – Turinabol (retest)
Marco Kutscher GER EJP Olympics 2004—2008 2008 Beijing – Jumping / Team Jumping (Ind (38) / Team (8)). Capsaicin. Horse tested positive for substance.
Stefan Laggner AUT WLF Olympics 1984 1984 Los Angeles – Unlimited Class (4). Nandrolone (anabolic steroid).
Eric Lamaze CAN EJP Olympics 2008—2016 2000 Sydney – Out-of-competition positive. Non-competitor (DNS). Cocaine. Also disqualified from Canadian team in 1996 for a positive cocaine test.
Dmitry Lapikov RUS WLF Olympics 2008 2008 Beijing – 105kg (3) – Turinabol (retest)
Larisa Lazutina RUS
EUN		 CCS Olympics / Other 1992—2002 2002 Salt Lake City – 10 km (4) / 15 km (2) / 30 km. (1) / Pursuit (2). Darbopoietin (EPO analog).
Aliaksandr Lazutkin BLR CCS Olympics / Other 2006—2014 2006 Torino – Out-of-competition positive. Non-competitor (DNS). Excessive hematocrit level. Suspended for five days – did not compete.
Tatyana Lebedeva RUS ATH Olympics 2000—2012 2008 Beijing – Long jump (2), Triple jump (2) – Turinabol (retest)
Yekaterina Lebedeva RUS IHO Olympics 2010—2014 2014 Sochi – Women (6) – Involved in scheme involving switched samples
Walter Legel AUT WLF Olympics 1960—1980 1972 München – 67½ kg. Class (15). Amphetamines (stimulant).
Aleksandr Legkov RUS CCS Olympics 2006—2014 2014 Sochi – 30km skiathlon (11), 50km (1), 4x10 relay (2) – Involved in scheme involving switched samples
Lorne Leibel CAN SAL Olympics 1976 1976 Montréal – Tempest Class (7). Phenylpropanolamine (stimulant) (he had taken Dristan). DQed for the affected race only, not for the entire event.
Levi Leipheimer USA CRD Olympics 2004—2008 2004 Athens – RR (DNF) Retroactively stripped of all his results from 1999 to 2006 for a multitude of violations
Alexander Leipold GER
FRG		 WRE Olympics 1988—2000 2000 Sydney – Freestyle, 76 kg. Class (1). Nandrolone (anabolic steroid).
Aliaksei Liasnichi BLR ATH Olympics 2004 2004 Athínai – High Jump (DNQ Group B). Clenbuterol (ß-agonist).
Hans-Gunnar Liljenwall SWE MPN Olympics 1964—1972 1968 Ciudad de México – Individual / Team (3). Alcohol (depressant).
Liu Chunhong CHN WLF Olympics 2004—2008 2008 Beijing – 69kg (1) – GHRP-2 and sibutramine (retest)
Liu Yunfeng CHN ATH Olympics 2004 2000 Sydney – Out-of-competition positive. Racewalking (DNS). Drug not announced.
Jud Logan USA ATH Olympics 1984—2000 1992 Barcelona – Hammer Throw (4). Clenbuterol (ß-agonist).
Aleksandr Loginov ROC
RUS		 BTH Olympics 2014—2022 2014 Sochi – 20km (30) – EPO (retest of sample from 2013)
Nataliya Lupu UKR ATH Olympics 2012—2016 2016 Rio de Janeiro – 800m (8 h2 r2/3) Tested positive for Exogenous Steroids in July.2016, IAAF have voided all her results since then
Denis Lynch IRL EJP Olympics 2008 2008 Beijing – Jumping (=8). Capsaicin. Horse tested positive for substance.
Tatyana Lysenko RUS ATH Olympics 2004—2012 2012 London – Hammer (1) – Turinabol (retest)
Paval Lyzhyn BLR ATH Olympics 2004—2012 2008 Beijing – Shot put (4) – Turinabol (retest)
Emmanuel Magnien FRA CRD Olympics 1992 2000 Sydney – Out-of-competition positive. Non-competitor (DNS). Corticosteroid cream. 3-months suspension but missed the Olympics.
Maryna Malets-Lisohor UKR CCS Olympics 2006—2014 2014 Sochi – Team sprint (DNS) – Trimetazidine
Aset Mambetov KAZ WRE Olympics 2004—2008 2008 Beijing – 96kg GR (3) – Stanozolol (retest)
Maiya Maneza KAZ WLF Olympics 2012 2008 Beijing – 63kg (DNS) – Stanozolol (retest)
Maiya Maneza KAZ WLF Olympics 2012 2012 London – 63kg (1) – Stanozolol (retest)
Kornelia Marek-Kubińska POL CCS Olympics 2010—2014 2010 Vancouver – 10K / 30K / Skiathlon / Relay / Team Sprint (10K (39) / 30K (11) / Skiathlon (35) / Relay (6) / Team Sprint (9)). Erythropoietin (EPO).
Zalina Marghieva-Petrivskaya MDA ATH Olympics / Other 2008—2020 2012 London – Hammer (8) – Results voided from 2009 to 2013 as a result of a doping violation at the 2009 World Championships – Stanozolol and Dehydrochloromethyltestosterone
Fernando Mariaca ESP WLF Olympics 1984—1992 1988 Seoul – 67½ kg. Class (13). Pemoline (stimulant).
Răzvan Martin ROU WLF Olympics 2008—2012 2012 London - 69kg (3) - Dehydrochlormethyltestosterone, Metenolone and Stanozolol.(retest)
Wilfredo Martínez CUB ATH Olympics 2008 2008 Beijing – Long jump (5) – Acetazolamide (retest)
Tigran Gevorg Martirosyan ARM WLF Olympics 2008 2008 Beijing – 69kg (3) – Stanozolol and Turinabol (retest)
Yekaterina Martynova RUS ATH Olympics 2012 2012 London – 1500m (h2 7th r1/3) – Retroactively stripped of all her results from 2011 to 2015 for irregularities on her Athlete Biological Passport
Alena Matoshka BLR ATH Olympics 2012 2012 London – Hammer (25) – Oxandrolone (retest)
Nataliya Matveyeva RUS CCS Olympics 2006—2014 2006 Torino – Out-of-competition positive. Non-competitor (DNS). Excessive hematocrit level. Suspended for five days – did not compete.
Nataliya Matveyeva RUS CCS Olympics 2006—2014 2014 Sochi – Sprint (4 h4 r2/4) – Involved in scheme involving switched samples
Marc Mayer AUT CCS Olympics 2002 2002 Salt Lake City – 50 km. / Pursuit / Sprint (50K (24) / Pursuit (50) / Sprint (21)). Blood doping.
Maksym Mazuryk UKR ATH Olympics 2008—2012 2012 London – Pole vault (18) – Turinabol (retest)
Marie McMahon-Davenport IRL ATH Olympics 1996—2004 1996 Atlanta – 5,000 metres (14 h2 r1/2). Phenylpropanolamine (stimulant). A warning was given because of extenuating circumstances.
Nijolė Medvedeva LTU ATH Olympics 1992 1992 Barcelona – Long Jump (4). Meziocarde (a stimulant).
Karin Melis TUR ATH Olympics 2008—2016 2012 London – Long Jump (DNS r2/2) – Results voided from June 2012 as a result of a doping violation prior to the Games – Testosterone
Aksana Miankova BLR ATH Olympics 2008—2012 2008 Beijing – Hammer (1) – Stanozolol and Turinabol (retest)
Aksana Miankova BLR ATH Olympics 2008—2012 2012 London – Hammer (7) – Turinabol and Stanozolol (retest)
Andrei Mikhnievich BLR ATH Olympics 2000—2012 2008 Beijing – Shot put (3) – Retroactively stripped of all his results from 2005 onwards after retests of the 2005 world Championships triggered a retrospective life ban,
Andrei Mikhnievich BLR ATH Olympics 2000—2012 2012 London – Shot put (17q) – Retroactively stripped of all his results from 2005 onwards after retests of the 2005 world Championships triggered a retrospective life ban,
Sevdalin Minchev BUL WLF Olympics 1992—2004 2000 Sydney – 62 kg. Class (3). Furosemide (Lasix) (diuretic, masking agent).
Anastasiya Mironchyk-Ivanova BLR ATH Olympics 2012—2020 2012 London – Long jump (7) – Turinabol (retest)
Hanna Mishchenko UKR ATH Olympics 2008—2012 2012 London – 1500m (h3-11th r1/3) – Retroactively stripped of all her results from June 2012 to 2016 for irregularities on her Athlete Biological Passport
Gülcan Mıngır TUR ATH Olympics 2012 2012 London – 3000m SC (h2-10th r1/2) Turinabol (retest)
Davit Modzmanashvili GEO WRE Olympics 2012 2012 London – Freestyle – over 120 kgs (2) – Stanozolol and Turinabol (retest)
Jarosław Morawiecki POL IHO Olympics 1988 1988 Calgary – Ice Hockey (10). Testosterone (anabolic steroid).
Ghfran Mouhamad SYR ATH Olympics / Other 2012—2016 2012 London – 400 m hurdles (8 h2 r1/3). Methylhexanamine.
Johann Mühlegg GER
ESP		 CCS Olympics 1992—2002 2002 Salt Lake City – 10/10 km pursuit (1), 30 km (1), and 50 km. (1). Darbopoietin (EPO analog).
Semiha Mutlu TUR ATH Olympics 2012 2012 London – 20km walk (47) – Retroactively stripped of all her results from 2011 to 2013 for irregularities on her Athlete Biological Passport
Tezdzhan Naimova BUL ATH Olympics 2008 2008 Beijing – 100m (5 h9 r1/4) – Retroactively stripped of all her results since 28 June 2008 after being found guilty of tampering with the sample.
Nan Aye Khine MYA WLF Olympics 2004 2004 Athínai – 56 kg. Class (4). Anabolic steroid (not released).
Arjomand Mohamed Nasehi IRI WLF Olympics 1972 1972 München – 52 kg. Class (10). Ephedrine (stimulant).
Dilshod Nazarov TJK ATH Olympics / Other 2004—2016 2012 London - Hammer (9) - Turinabol (retest of sample from 2011 World Championships) .Retroactively stripped of all his results from 2011 to 2013
Anna Nazarova RUS ATH Olympics 2012 2012 London – Long Jump (6) – Turinabol (retest)
Aleksey Negodaylo RUS BOB Olympics 2014 2014 Sochi – Four-man (1) – Involved in scheme involving switched samples
Irina Nekrasova KAZ WLF Olympics 2008 2008 Beijing – 63kg (2) – Stanozolol (retest)
Yelena Nikitina ROC
RUS		 SKN Olympics 2014—2022 2014 Sochi – Women (3) – Involved in scheme involving switched samples
Vladimir Nikolov BUL VVO Olympics 2008—2012 2012 London - Men's team (4) - Methyltestosterone metabolites
Arne Norrback SWE WLF Olympics 1976 1976 Montréal – 60 kg. Class (eliminated). Anabolic steroid.
Nastassia Novikau BLR WLF Olympics 2004—2012 2008 Beijing – 53kg (3) – Stanozolol and Turinabol (retest)
Ruslan Nurudinov UZB WLF Olympics 2012—2016 2012 London – 105kg (4) – Turinabol (retest)
Cian O'Connor IRL EJP Olympics 2004—2020 2004 Athínai – Jumping / Team Jumping (Individual (1)). Zuclopenthixol and fluphenazine. Disqualified because his horse, Waterford Crystal, was found to have a doping positive.
Michael O'Reilly IRL BOX Non-starter 2016 2016 Rio de Janeiro – Middleweight (DNS) – Diuretic – Withdrawn from competition shortly before the event.
Blessing Okagbare NGR ATH Olympics 2008—2020 2020 Tokyo – 100m (DNS h6 r3/4) 4 x 100m (DNS) - EPO and Human Growth Hormone - Prior to the Games
Olena Olefirenko UKR ROW Olympics 2004—2008 2004 Athínai – Quadruple Sculls (3). Etamivan (stimulant).
Josephine Onyia ESP ATH Olympics 2008 2008 Beijing – 100m Hurdles (5 h1 r2/3) – Methylhexanamine (retest)
Mariya Orlova RUS SKN Olympics 2014 2014 Sochi – Women (6) – Involved in scheme involving switched samples
Ösökhbayaryn Chagnaadorj MGL WLF Olympics 2016 2016 Rio de Janeiro – 56kg (DNF) – Testosterone.
Moukheld Al-Outaibi KSA ATH Olympics 2008—2016 2016 Rio de Janeiro – 5000m ( 21 h1 r1/2) – Results voided from May 2016 as a result of a doping violation prior to the Games – (CERA and Evasion of testing)
Bettina Overesch-Böker-Hoy GER
FRG		 EVE Olympics 1984—2004 2004 Athínai – Jumping / Team Jumping (3). Dihydroxyphenhydramine. Overturned on appeal.
Oyuunbilegiin Pürevbaatar MGL WRE Olympics 2000—2004 2000 Sydney – Freestyle, 58 kg. Class (5). Furosemide (Lasix) (diuretic, masking agent).
Sibel Özkan TUR WLF Olympics 2008 2008 Beijing – 48kg (2) – Stanozolol (retest)
Oleksandr P'iatnytsia UKR ATH Olympics 2012 2012 London – Javelin (2) – Turinabol (retest)
Vita Palamar UKR ATH Olympics 2000—2008 2008 Beijing – High jump (5) – Turinabol (retest)
Vasil Pankou BLR IHO Olympics 1998—2002 2002 Salt Lake City – Ice Hockey (4). Nandrolone (anabolic steroid).
Nikolay Pankratov RUS CCS Olympics 2006—2010 2006 Torino – Out-of-competition positive. Non-competitor (DNS). Excessive hematocrit level. Suspended for five days – did not compete..
Nizami Paşayev AZE WLF Olympics / Other 2000—2008 2008 Beijing – 94kg (5)- Turinabol, Oxandrolone and Stanozolol (retest)
Yekaterina Pashkevich RUS IHO Olympics 2002—2014 2014 Sochi – Women (6) – Involved in scheme involving switched samples
Petr Pavlásek CZE
TCH		 WLF Olympics 1972—1976 1976 Montréal – 110 kg. Class (6). Anabolic steroid.
Vitālijs Pavlovs LAT IHO Olympics 2014 2014 Sochi – Men (8) – Methalhexamine – Disqualified for one game only
Daria Pchelnik BLR ATH Olympics 2008 2008 Beijing – Hammer (4) – Turinabol (retest)
Oleg Perepechonov RUS WLF Olympics 2004—2008 2004 Athens – Middleweight (3) – Clenbuterol
Vanja Perišić CRO ATH Olympics 2008 2008 Beijing – 800 m (2nd in heat). CERA re-test +.
Wolfgang Perner AUT BTH Olympics 1994—2006 2006 Torino – 20 km. / Sprint / Pursuit (20K (60) / Sprint (4) / Pursuit (25)). IOC Disciplinary investigation. Found to have been involved in an elaborate blood doping scheme.
Rodrigo Pessoa BRA EJP Olympics / Other 1992—2020 2008 Beijing – Jumping / Team Jumping (Ind (=27) / Team (10)). Capsaicin. Horse tested positive for substance.
Göran Pettersson SWE WLF Olympics 1984 1984 Los Angeles – 110 kg. Class (6). Nandrolone (anabolic steroid).
Antonio Pettigrew USA ATH Olympics 2000 2000 Sydney – 400 / 4x400 (400 (7) / 4x400 (1)). Erythopoietin / HGH. Exposed and disqualified in 2008 when documents were revealed at trial of Trevor Graham, his former coach.
Aleksey Petukhov RUS CCS Olympics 2010—2014 2014 Sochi – Sprint (8) – Involved in scheme involving switched samples
Marina Piller ITA CCS Olympics 2014 2014 Sochi – 10km (31) Skiathlon (16) 30km (25) 4 x 5km relay (8) Retroactively stripped of all her results from 2013 to 2015 for irregularities on her Athlete Biological Passport
Jürgen Pinter AUT CCS Olympics 2006 2006 Torino – 4x10 km. relay / Team Sprint (DNF / 9 semi2). IOC Disciplinary investigation. Found to have been involved in an elaborate blood doping scheme.
Zhanna Pintusevych-Blok UKR ATH Olympics 1996—2004 2004 Athens – 100m (6 h2 r3/4) – Retroactively stripped of all her results from 2002 to 2013 for a multitude of violations
Darya Pishchalnikova RUS ATH Olympics 2012 2012 London – Discus (2) – Results voided from May 2012 as a result of a doping violation prior to the Games – Oxandrolone
Svetlana Podobedova KAZ WLF Olympics 2012 2012 London – 75kg (1) – Stanozolol (retest)
Aleksandr Pogorelov RUS ATH Olympics 2004—2008 2008 Beijing – Decathlon (4) – Turinabol (retest)
Aleksey Poltoranin KAZ CCS Olympics / Other 2006—2018 2018 PyeongChang – Sprint (17) 50 km (15) 4 x 10 km (8) Team Sprint (15) – - Involved in a scheme using a prohibited method (blood doping) prior to the Games
Igor Polyansky ROC
RUS		 TRI Olympics 2016—2020 2020 Tokyo - Men (43) Mixed Relay (14) - EPO - Prior to the Games
Svetlana Pospelova RUS ATH Olympics 2000 2000 Sydney – 400 metres (4 h8 r1 / 4). Stanozolol (anabolic steroid). Tested positive in out-of-competition test but after the Games and her results stood.
František Pospíšil CZE
TCH		 IHO Olympics 1968—1976 1976 Innsbruck – Ice Hockey (2). Codeine (narcotic pain medication). The team doctor, Treffny, was disqualified from serving in that capacity for life.
Olga Potylitsyna RUS SKN Olympics 2014 2014 Sochi – Women (5) – Involved in scheme involving switched samples
Olesia Povkh UKR ATH Olympics 2012—2016 2016 Rio de Janeiro – 100m (8 h1 r3/4) 4 x 100m relay (6) Retroactively stripped of all her results since June 15 2016 due to a positive test for excessive testosterone
Iva Prandzheva BUL ATH Olympics 1996 1996 Atlanta – Long Jump / Triple Jump (LJ (4) / TJ (7)). Methadienone (anabolic steroid).
Iva Prandzheva BUL ATH Olympics 1996 2000 Sydney – Out-of-competition positive. Long Jump / Triple Jump (DNS). Nandrolone (anabolic steroid).
Pürevjavyn Batsükh MGL CCS Olympics 1984 1984 Sarajevo – 15 km. / 30 km. / 4x10 relay (15K (69) / 30K (65) / Relay (15)). Methandienone (anabolic steroid).
Aleksey Pushkaryov RUS BOB Olympics 2014 2014 Sochi – Four-man (4) – Involved in scheme involving switched samples
Olga Pylyova-Medvedtseva RUS BTH Olympics 2002—2010 2006 Torino – 15 km. (2). Carphedon (stimulant).
Jorge Quesada ESP MPN Olympics 1984—1988 1988 Seoul – Individual / Team (Ind (24) / Team (9)). Propranolol (ß-antagonist/blocker).
Ineta Radēviča LAT ATH Olympics / Other 2004—2012 2012 London – LJ (4) Oxandrolone (retest)
Andreea Răducan ROU GAR Olympics 2000 2000 Sydney – Individual All-Around (1). Pseudoephedrine (stimulant).
Nidzhat Rakhimov AZE
KAZ		 WLF Olympics / YOG 2010—2016 2016 Rio - 77kg (1) - urine substitution
Kléber Ramos BRA CRD Olympics 2016 2016 Rio de Janeiro – Road race (DNF) – CERA
Rashid Ramzi BRN ATH Olympics 2004—2008 2008 Beijing – 1500 m (1). CERA re-test + on A/B samples.
Kikkan Randall USA CCS Olympics / Administrator 2002—2021 2006 Torino – Out-of-competition positive. Non-competitor (DNS). Excessive hematocrit level. Suspended for five days – did not compete.
Martinka Ratej SLO ATH Olympics 2008—2016 2012 London – Javelin (18) – Clostebol (retest)
Rita Razmaitė LTU CTR Olympics 1992—1996 1996 Atlanta – Match Sprint (13). Bromantan (Clenbuterol) (ß-agonist). A reprimand was given but the placement was allowed to stand
Ihor Razoronov UKR WLF Olympics 1996—2008 2008 Beijing – Heavyweight (105 kg) (6). Nandrolone (anabolic steroid).
Ross Rebagliati CAN SBD Olympics 1998 1998 Nagano – Giant Slalom (1). Marijuana. Rebagliati was disqualified two days after winning this event, when his drug test turned up positive for marijuana use. He was reinstated as the gold medalist on 12 February after a ruling by the Court of Arbitration for Sport.
Davide Rebellin ITA CRD Olympics 1992—2008 2008 Beijing – Road race (2). CERA.
Meliz Redif TUR ATH Olympics 2012 2012 London – 4x400 (h2-8th r1/2) – Retroactively stripped of all her results from 2009 to 2013 for irregularities on her Athlete Biological Passport
Andris Reinholds LAT ROW Olympics 1996—2000 2000 Sydney – Single Sculls (8). Norandrosterone (anabolic steroid).
Vitali Rəhimov AZE WRE Olympics 2004—2008 2008 Beijing – 60kg GR (2) – Turinabol (retest)
Harald Riedl AUT EVE Olympics 2004 2004 Athínai – 3-day event (Ind (73) / Team (13)). Substance not released. Disqualified because his horse, Foxy XX, was found to have a doping positive.
Estela Rodríguez CUB JUD Olympics 1992—1996 1996 Atlanta – Unlimited Class (1). Furosemide (Lasix) (diuretic, masking agent). A reprimand was given but the medal was allowed to stand.
Danuta Rosani POL ATH Olympics 1976 1976 Montréal – Discus Throw (14QR / DNQ). Anabolic steroid.
Duane Ross USA ATH Olympics 2004 2004 Athínai – 110 m hurdles (semis). Disqualified because of systematic doping abuse and PED trafficking revealed for years 2001-03. Official DQ occurred in 2011.
Wolfgang Rottmann AUT BTH Olympics 1998—2006 2006 Torino – Sprint / Pursuit (Sprint (27) / Pursuit (21)). IOC Disciplinary investigation. Found to have been involved in an elaborate blood doping scheme.
Aleksandr Rumyantsev ROC
RUS		 SSK Olympics 2010—2022 2014 Sochi –5000m (11), Team pursuit (6) – Involved in scheme involving switched samples
Andrei Rybakou BLR WLF Olympics 2004—2012 2008 Beijing – 85kg (2) – Stanozolol and Turinabol (retest)
Evi Sachenbacher-Stehle GER BTH/CCS Olympics 2002—2014 2006 Torino – Out-of-competition positive. Non-competitor (DNS). Excessive hematocrit level. Suspended for five days – did not compete.
Evi Sachenbacher-Stehle GER BTH/CCS Olympics 2002—2014 2014 Sochi – 12.5km (4), mixed relay (4) – Methalhexamine
Kei Saito JPN STK YOG / Non-starter 2012—2018 2018 PyeongChang – 5000 m relay (DNS) – Acetazolamide
Pınar Saka TUR ATH Olympics 2012 2012 London – 400 (h4-4th r1/3) 4x400 (h2-8th r1/2) – Retroactively stripped of all her results from 2010 to 2013 for irregularities on her Athlete Biological Passport
Leonidas Sampanis GRE WLF Olympics 1996—2004 2004 Athínai – 62 kg. Class (3). Testosterone (anabolic steroid).
Mariya Savinova RUS ATH Olympics 2012 2012 London – 800m (1) – Retroactively stripped of all her results from 2010 to 2013 for irregularities on her Athlete Biological Passport
Dzina Sazanavets BLR WLF Olympics 2012 2012 London – 69kg (4) – Drostanolone and Stanozolol (retest)
Alois Schloder FRG IHO Olympics 1968—1976 1972 Sapporo – Ice Hockey (7). Ephedrine (stimulant). The team doctor, Franz Schlickenrieder, was disqualified from serving in that capacity for life.
Stefan Schumacher GER CRD Olympics 2008 2008 Beijing – Ind TT / Road race (ITT (13) / RR (---)). CERA.
Alex Schwazer ITA ATH Olympics 2008 2012 London – Out-of-competition positive. Pre-games testing (DNS). Erythropoietin (EPO).
Serhiy Sednev UKR BTH Olympics 2010—2014 2014 Sochi – 10km (44), 12.5km (54) – EPO
Vladimir Sedov KAZ WLF Olympics 2008 2008 Beijing – 85kg (4) – Stanozolol (retest)
Andriy Semenov UKR ATH Olympics 2008—2012 2012 London – shot put (AC) – lost all results from 22 August 2011 to 21 August 2013 after testing positive for turinabol in retest of sample from 2011 World Championships.
Nadezhda Sergeyeva ROC
RUS		 BOB Olympics 2014—2022 2018 PyeongChang – Two-woman (12) – Trimetazidine
Adam Seroczyński POL CSP Olympics 2000—2008 2008 Beijing – K2-1000 (4). Clenbuterol (ß-agonist).
Marina Shainova RUS WLF Olympics 2008 2008 Beijing – 58kg (2) – Stanozolol (retest)
Klodiana Shala ALB ATH Olympics / Other 2000—2008 2012 London - 400m (DNS) - Stanozolol (retest)
Yevgeniya Shapovalova RUS CCS Olympics 2010—2014 2014 Sochi – Sprint (28) – Involved in scheme involving switched samples
Mohammed Shaween KSA ATH Olympics 2008—2012 2012 London – 1500m (r1-7th) – Retroactively stripped of all his results from 2011 to 2013 for irregularities on his Athlete Biological Passport
Olga Shchukina UZB ATH Olympics 2004 2004 Athínai – Shot Put (18 QR Group A / DNQ). Clenbuterol (ß-agonist). Did not compete.
Nataliya Shekhodanova RUS ATH Olympics 1996—2000 1996 Atlanta – 100 metre Hurdles (7). Stanozolol (anabolic steroid).
Anzhelika Shevchenko UKR ATH Olympics 2012 2012 London – 1500m (h1 13th r1/3) – Retroactively stripped of all her results from 2011 to 2013 for irregularities on her Athlete Biological Passport
Anna Shibanova ROC
RUS		 IHO Olympics 2014—2022 2014 Sochi – Women (6) – Involved in scheme involving switched samples
Eiji Shimomura JPN VVO Olympics 1984 1984 Los Angeles – Volleyball (7). Testosterone (anabolic steroid).
Maryna Shkermankova BLR WLF Olympics 2012 2012 London – 69kg (3) – Turinabol and Stanozolol (retest)
Svetlana Shkolina RUS ATH Olympics 2008—2012 2012 London – HJ (3) – Retroactively stripped of all her results from 2012 to 2015 after being found guilty of participating in doping programmes in 2012 and 2013
Svitlana Shmidt UKR ATH Olympics 2012 2012 London – 3000m SC (h3-12th r1/2) – Retroactively stripped of all her results from March 2012 to 2015 for irregularities on her Athlete Biological Passport
Liliya Shobukhova RUS ATH Olympics 2004—2012 2012 London – Marathon (DNF) – Retroactively stripped of all her results from 2009 to 2015 for irregularities on her Athlete Biological Passport
Olena Shumkina UKR ATH Olympics 2012 2012 London – 20k walk (50) Retroactively stripped of all her results from 2011 to 2017 for irregularities on her Athlete Biological Passport
Arman-Marshal Sila BLR TKW Non-starter 2016 2016 Rio de Janeiro – 80kg (DNS) – Results voided from June 2016 as a result of a doping violation prior to the Games – (Meldonium)
Sibel Şimşek TUR WLF Olympics 2004—2012 2012 London – 63kg (4) – Turinabol and Stanozolol (retest)
Gabriel Sîncrăian ROU WLF Olympics 2012—2016 2012 London - 85kg (DNF) - Metenolone and Stanozolol. (retest)
Gabriel Sîncrăian ROU WLF Olympics 2012—2016 2016 Rio de Janeiro – 85kg (3) – Testosterone.
Galina Skiba RUS IHO Olympics 2006—2014 2014 Sochi – Women (6) – Involved in scheme involving switched samples
Yelena Slesarenko RUS ATH Olympics 2004—2008 2008 Beijing – High jump (4) – Turinabol (retest)
Yekaterina Smolentseva RUS IHO Olympics 2002—2014 2014 Sochi – Women (6) – Involved in scheme involving switched samples
Dmitry Starodubtsev RUS ATH Olympics 2008—2012 2012 London – Pole Vault (4) – Turinabol (retest)
Jevgenijus Šuklinas LTU CSP Olympics / Other 2012 2012 London – C1 200m (2) – Turinabol (retest)
Andor Szanyi HUN WLF Olympics 1988—1992 1988 Seoul – 100 kg. Class (2). Stanozolol (anabolic steroid).
Karel Tammjärv EST CCS Olympics / Other 2010—2018 2018 PyeongChang – Sprint (52) 15km (22) 30 km (27) 4 x 10 km (12) Team Sprint (17) – Involved in a scheme using a prohibited method (blood doping) prior to the Games
Mikiyasu Tanaka JPN VVO Olympics 1976—1984 1984 Los Angeles – Volleyball (7). Ephedrine (stimulant). The trainer of the Japanese volleyball team was banned from the Olympics for life.
Irina Tarasova RUS ATH Olympics 2012 2012 London - shot put (7) - Evidence from the LIMS database
Ahmed Tarbi ALG WLF Olympics 1980—1984 1984 Los Angeles – 56 kg. Class (9). Nandrolone (anabolic steroid).
Mahmoud Tarha LBN WLF Olympics 1984 1984 Los Angeles – 52 kg. Class (4). Nandrolone (anabolic steroid).
Serghei Tarnovschi MDA CSP Olympics / YOG 2014—2020 2016 Rio de Janeiro – C1 100m (3) C2 100m (DNS) – GHRP-2
Martin Tauber AUT CCS Olympics 2006 2006 Torino – 15 km. / Pursuit / 4x10 km. relay (15K (17) / Pursuit (8) / Relay (DNF)). IOC Disciplinary investigation. Found to have been involved in an elaborate blood doping scheme.
Nurcan Taylan TUR WLF Olympics 2004—2008 2008 Beijing – 48kg (AC) – Methandienone (retest)
Artur Taymazov UZB WRE Olympics / Other 2000—2012 2008 Beijing – 120kg Freestyle (1) – Turinabol and stanozolol.(retest)
Artur Taymazov UZB WRE Olympics / Other 2000—2012 2012 London – freestyle 120kg (1) – Turinabol (retest)
Robel Teklemariam ETH CCS Olympics / Other 2006—2010 2006 Torino – Out-of-competition positive. Non-competitor (DNS). Excessive hematocrit level. Suspended for five days – did not compete.
Svetlana Terentyeva RUS IHO Olympics 2002—2010 2010 Vancouver – Out-of-competition positive. Non-competitor (DNS). Tuaminoheptane. Reprimanded, not DQ – drug only illegal in competition, not out of competition.
Viktoriya Tereshchuk UKR MPN Olympics 2004—2012 2008 Beijing – Individual (3) – Turinabol (retest)
Soslan Tigiyev UZB WRE Olympics 2008—2012 2012 London – 74 kg. freestyle (3). Methylhexanamine
Soslan Tigiyev UZB WRE Olympics 2008—2012 2008 Beijing – 74 kg. freestyle (2). Turinabol
Taymuraz Tigiyev KAZ WRE Olympics 2008—2012 2008 Beijing – 94kg freestyle (3) – Turinabol (retest)
Hanna Titimets UKR ATH Olympics 2012—2016 2012 London – 400m hurdles (4h2r2/3) – Retroactively stripped of all her results from 26 June 2012 to 26 June 2014. for irregularities on her Athlete Biological Passport
Oleksiy Torokhtiy UKR WLF Olympics / Other 2008—2012 2012 London – 105 kgs – Turinabol (retest)
Marina Trandenkova RUS
EUN		 ATH Olympics 1992—2000 1996 Atlanta – 100 metres (5). Bromantan (ß-agonist). A reprimand was given but the placement was allowed to stand.
Mauro Trentini ITA CTR Olympics 1996 2000 Sydney – Out-of-competition positive. Individual Pursuit (DNS). Increased hematocrit levels (>50.0).
Aleksandr Tretyakov ROC
RUS		 SKN Olympics 2006—2022 2014 Sochi – Men (1) – Involved in scheme involving switched samples
Dmitry Trunenkov RUS BOB Olympics 2010—2014 2014 Sochi – Four-man (1) – Involved in scheme involving switched samples
Svetlana Tsarukayeva RUS WLF Olympics 2008—2012 2012 London – 63kg (2) – Turinabol (retest)
Ivan Tsikhan BLR ATH Olympics / Other 2000—2020 2004 Athínai – Hammer Throw (2). Methandienone metabolite (anabolic steroid). Disqualified in December 2012 after re-testing of samples from the 2004 Olympics.
Ivan Tsikhan BLR ATH Olympics / Other 2000—2020 2008 Beijing – Hammer Throw (2). Testosterone (anabolic steroid). Overturned on appeal to the Court of Arbitration for Sport.
Ivan Tsikhan BLR ATH Olympics / Other 2000—2020 2012 London – Out-of-competition positive. Pre-games testing (DNS). Methandienone metabolite (anabolic steroid). Re-test of Athens samples DQed him from London.
Raul Tsirek'idze GEO WLF Olympics 2008—2012 2012 London – 85kg (9) – Turinabol (retest)
Stanislau Tsivonchyk BLR ATH Olympics 2012 2012 London – PV (21 r1/2) – - Turinabol (retest)
Athanasia Tsoumeleka GRE ATH Olympics 2004—2008 2008 Beijing – 20-km walk (9). CERA re-test + plus + test 10 d after Olympics.
Marharyta Tverdokhlib UKR ATH Olympics 2012 2012 London – Long jump (25) – Turinabol and stanozolol (retest)
Chijindu Ujah GBR ATH Olympics 2016—2020 2020 Tokyo – 100m (5 h3 r3/4) 4 x 100m (Silver) - Ostarine and S-23
Gian Paolo Urlando ITA ATH Olympics 1976—1984 1984 Los Angeles – Hammer Throw (4). Testosterone (anabolic steroid).
Binnaz Uslu TUR ATH Olympics 2004—2012 2012 London – 3000m SC (r1-15th) – Retroactively stripped of all her results from 2009 to 2013 for irregularities on her Athlete Biological Passport
Yevgeny Ustyugov RUS BTH Olympics 2010—2014 2014 Sochi – 10km (38), 12.5km (16), 15km (5), 20km (19), 4 x 7.5km relay (1)
Almas Uteshov KAZ WLF Olympics 2012 2012 London – 94kg (7) – Turinabol and Stanozolol (retest)
Martti Vainio FIN ATH Olympics 1976—1984 1984 Los Angeles – 10,000 metres (2). Methenolone (anabolic steroid).
Norayr Vardanyan ARM WLF Olympics 2012 2012 London – 94kg (11) – Turinabol (retest)
Andreas Veerpalu EST CCS/MIX Olympics / YOG 2012—2018 2018 PyeongChang – 15 km (56) 30 km (46) 50 km (37) 4 x 10 km (12) – Involved in a scheme using a prohibited method (blood doping) prior to the Games
Anna Verouli GRE ATH Olympics 1984—1992 1984 Los Angeles – Javelin Throw (13 QR / DNQ). Nandrolone (anabolic steroid).
Yekaterina Volkova RUS ATH Olympics 2008 2008 Beijing – 3000m SC – Turinabol (retest)
Aleksey Voyevoda RUS BOB Olympics 2006—2014 2014 Sochi – Two-man (1), Four-man (1) – Involved in scheme involving switched samples
Sviatlana Vusovich BLR ATH Olympics 2004—2012 2008 Beijing – 800m (h2 8th r2/3) 4x400 (4) – Turinabol (retest)
Maksim Vylegzhanin RUS CCS Olympics 2010—2014 2014 Sochi – 30km skiathlon (4), 50km (2), 4x10 relay (2), team sprint (2) – Involved in scheme involving switched samples
Achim Walcher AUT CCS Olympics 1998—2002 2002 Salt Lake City – 30 km. / Pursuit (30K (45) / Pursuit (43)). Blood doping.
Wang Jiali CHN ATH Olympics 2012 2012 London – Marathon (58th) – Retroactively stripped of all her results from May 2012 to 2014 for irregularities on her Athlete Biological Passport
Alex Watson AUS MPN Olympics 1984—1992 1988 Seoul – Individual (61). Caffeine (stimulant).
Wu Dan CHN VVO Olympics 1988—2000 1992 Barcelona – Volleyball (7). Stimulant with a strychnine base.
Valentin Xristov AZE WLF Olympics 2012 2012 London – 56kg (3) – Turinabol (retest)
Narsingh Yadav IND WRE Olympics / Non-starter 2012—2016 2016 Rio – 74 kgs (DNS) – Methandienone
Nevin Yanıt TUR ATH Olympics 2008—2012 2012 London – 100m hurdles (5) – Tested positive for Stanozolol in 2013. An investigation revealed multiple doping violations dating back to June 2012. In 2017 the IOC revealed she had also tested positive for an illegal substance at the 2012 Olympics.
Iryna Yatchanka BLR
EUN		 ATH Olympics 1992—2008 2004 Athínai – Discus Throw (3). Methandienone metabolite (anabolic steroid). Disqualified in December 2012 after re-testing of samples from the 2004 Olympics.
Igor Yerokhin RUS ATH Olympics / Non-starter 2008—2012 2012 London – 50km walk (5) – Retroactively stripped of all his results from 2011 onwards for irregularities on his Athlete Biological Passport
Nadezhda Yevstyukhina RUS WLF Olympics 2008—2012 2008 Beijing – 74kg (3) – Turinabol (retest)
Liudmyla Yosypenko UKR ATH Olympics 2012 2012 London – Heptathlon (4) – Retroactively stripped of all her results from 2011 to 2013 for irregularities on her Athlete Biological Passport
Jerome Young USA ATH Olympics 2000 2000 Sydney – 4x400 metre relay (4x400 (1)). Nandrolone (anabolic steroid). DQed in June 2004 from 26 June 1999 to 25 June 2001, but medal later reinstated to his teammates, until doping offense revealed by Antonio Pettigrew.
Denys Yurchenko UKR ATH Olympics 2000—2012 2008 Beijing – Pole vault (3) – Turinabol (retest)
Ivan Yushkov RUS ATH Olympics 2004—2008 2008 Beijing – Shot Put (10) – Turinabol (retest)
Nataliya Zabolotnaya RUS WLF Olympics 2004—2012 2012 London – 75kg (2) – Turinabol (retest)
İntiqam Zairov AZE WLF Olympics 2008—2012 2008 Beijing – 84kg (9) – Turinabol (retest)
İntiqam Zairov AZE WLF Olympics 2008—2012 2012 London – 94kg (6) – Turinabol (retest)
Daniel Zalewski POL BOB Olympics 2014 2014 Sochi – 4-man (27) – Phenylisobutylamine
Yuliya Zaripova RUS ATH Olympics 2012 2012 London – 3000mSC (1) – Turinabol (retest) but also retroactively stripped of all her results from 2011 to 2013 for irregularities on her Athlete Biological Passport
Olga Zaytseva RUS BTH Olympics 2002—2014 2014 Sochi – 7.5 km (28), 10km (11), 12.5km (23), 15km (15), mixed relay (4) women’s relay (2) – Involved in scheme involving switched samples
Olha Zemliak UKR ATH Olympics 2012—2016 2016 Rio de Janeiro – 400m (7) 4 x 400m relay (5) Retroactively stripped of all her results since July 5 2016 due to a positive test for excessive testosterone
Yauhen Zharnasek BLR WLF Olympics 2012 2012 London – 105kg (9) – Turinabol (retest)
Adrian Zieliński POL WLF Olympics / Non-starter 2012—2016 2016 Rio de Janeiro – 94kg (DNS) – Nandrolone
Aleksandr Zubkov RUS BOB/LUG Olympics / Other 1998—2014 2014 Sochi – Two-man (1), Four-man (1) – Involved in scheme involving switched samples