Host cities:
2023 Santiago (CHI)
Note: In 2003 the Three-Day Events have been held as Pan American Eventing Championships in Fair Hill, Maryland (USA) on 22-26 October 2003.
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Julio Sobrera | CRD | Olympics | 1952 | 0–1–0 1955 Ciudad de México CYC silver: 4000 m pursuit team | |
| Jorge Sobrevila | CTR | Olympics | 1948 | 0–0–1 1951 Buenos Aires CYC bronze: 1000 m track time trial | |
| Jules Sobrian | SHO | Olympics | 1968—1984 | 0–5–3 1967 Winnipeg SHO silver: 25 m centre fire pistol team, bronze: 25 m centre fire pistol; 1971 Cali SHO silver: 25 m centre fire pistol team, bronze: 25 m centre fire pistol; 1975 Ciudad de México SHO silver: 25 m rapid-fire pistol and 50 m free pistol team, bronze: 50 m free pistol; 1979 San Juan silver: 25 m centre fire pistol team | |
| Glen Sochasky | SWM | Olympics | 1976 | 0–0–1 1983 Caracas SWI bronze: 4×100 m medley relay | |
| José Alberto Sochón | CTR | Olympics | 2004 | 0–0–1 2003 Santo Domingo CYC bronze: keirin | |
| Ovidio Sodor | HOC | Olympics | 1972 | 1–0–0 1971 Cali HOK gold | |
| Yaicey Sojo | SBL | Olympics | 2008 | 0–1–0 2007 Rio de Janeiro SOF silver | |
| Manuel Sol | FBL | Olympics | 1996 | 0–1–0 1995 Mar del Plata FTB silver | |
| Guillermo Solá | ATH | Olympics | 1952 | 1–1–0 1951 Buenos Aires ATH silver: 1500 m; 1955 Ciudad de México ATH gold: 3000 m steeplechase | |
| Sebastián Solé | VVO | Olympics | 2012—2020 | 1–0–1 2011 Guadalajara VOL bronze; 2015 Toronto VOL gold | |
| Jorge Soler | GAR | Olympics | 1948 | 4–3–0 1951 Buenos Aires GYM gold: team, floor team, horizontal bar team, and pommelled horse team, silver: parallel bars team, rings team, and horse vault team | |
| Leidy Solís | WLF | Olympics | 2008—2016 | 2–0–0 2007 Rio de Janeiro WLT gold: middleweight -63 kg; 2015 Toronto WLT gold: light-heavyweight -69 kg | |
| Odlanier Solís | BOX | Olympics | 2004 | 2–0–0 1999 Winnipeg BOX gold: heavyweight -91 kg; 2003 Santo Domingo BOX gold: heavyweight -91 kg | |
| Kara Solmundson | BDM | Olympics | 2000 | 0–0–1 1999 Winnipeg BDM bronze: singles | |
| Hope Solo | FBL | Olympics / Non-starter | 2004—2016 | 1–0–0 1999 Winnipeg FTB gold | |
| Jarrin Solomon | ATH | Olympics | 2012—2016 | 1–0–0 2015 Toronto ATH gold: 4×400 m relay | |
| Apolinar Solórzano | ATH | Olympics | 1956 | 0–1–1 1955 Ciudad de México ATH silver: 4×100 m relay, bronze: 4×400 m relay | |
| Attila Solti | SHO | Olympics / Opening Flagbearer | 1988—2004 | 2–0–0 1995 Mar del Plata SHO gold: 10 m air rifle running target (men) (competed for Guatemala); 1999 Winnipeg SHO gold: 10 m air rifle running target (competed for Guatemala) | |
| Alan Somers | SWM | Olympics | 1960 | 1–0–0 1959 Chicago SWI gold: 1500 m freestyle | |
| Jorge Somlay | ROW | Olympics | 1960 | 0–2–1 1959 Chicago ROW silver: coxed pairs and coxed fours, bronze: eights | |
| Coleen Sommer | ATH | Olympics | 1988 | 2–0–0 1983 Caracas ATH gold: high jump; 1987 Indianapolis ATH gold: high jump | |
| Jennifer Song | SWA | Olympics | 2008 | 0–1–0 2007 Rio de Janeiro SYN silver: group | |
| Massinet Sorcinelli | BKB | Olympics | 1948 | 0–0–1 1951 Buenos Aires BAS bronze | |
| Martín Sordelli | HOC | Olympics | 1988—1992 | 1–1–0 1987 Indianapolis HOK silver; 1991 La Habana HOK gold | |
| Arne Sorensen | SHO | Olympics | 1972—1976 | 0–1–2 1971 Cali SHO bronze: small-bore rifle prone team; 1975 Ciudad de México SHO bronze: small-bore rifle 3 positions team; 1979 San Juan silver: small-bore rifle 3 positions team | |
| Tom Sorensen | VVO | Olympics | 1996 | 0–1–0 1995 Mar del Plata VOL silver | |
| Wayne Sorensen | SHO | Olympics | 1992—2000 | 0–2–1 1995 Mar del Plata SHO silver: 10 m air rifle team; 1999 Winnipeg SHO silver: small-bore rifle prone, bronze: 10 m air rifle | |
| Yuliseny Soria | BKB | Olympics | 2000 | 0–0–1 2007 Rio de Janeiro BAS bronze | |
| Estefanía Soriano | JUD | YOG / Opening Flagbearer | 2014 | 1–0–0 2019 Lima JUD gold: extra-lightweight -48 kg | |
| Juan Pablo Sorín | FBL | Non-starter | 1996 | 1–0–0 1995 Mar del Plata FTB gold | |
| Slobodan Soro | WPO | Olympics | 2008—2016 | 0–0–1 2019 Lima WAP bronze | |
| Rondel Sorrillo | ATH | Olympics | 2008—2016 | 0–0–1 2015 Toronto ATH bronze: 4×100 m relay | |
| Gilberto Sosa | BOX | Olympics | 1980 | 0–0–1 1979 San Juan BOX bronze: light-flyweight -51 kg | |
| Mariano Sosa | ROW | Olympics | 1996 | 0–1–1 1995 Mar del Plata ROW silver: lightweight eights; 2011 Guadalajara ROW bronze: eights | |
| Bob Soth | ATH | Olympics | 1960 | 0–0–1 1959 Chicago ATH bronze: 10000 m | |
| Catriel Soto | MTB | Olympics | 2012—2016 | 0–1–0 2015 Toronto CYC silver: mountain biking | |
| Eve Soto | SBL | Olympics | 1996 | 0–2–0 1987 Indianapolis SOF silver; 1995 Mar del Plata SOF silver | |
| María Soto | SBL | Olympics / Administrator / Opening Flagbearer | 2008—2022 | 0–1–0 2007 Rio de Janeiro SOF silver | |
| Melesio Soto | CRD | Olympics | 1964 | 0–0–1 1963 São Paulo CYC bronze: 4000 m pursuit team | |
| Óscar Soto | MPN | Olympics | 2008—2012 | 1–0–0 2011 Guadalajara MOP gold: individual | |
| Ricardo Soto | ARC | Olympics | 2016 | 0–1–0 2019 Lima ARC silver: recurve team | |
| Richard Soto | BKB | Olympics | 1992—1996 | 1–0–0 1991 La Habana BAS gold | |
| Javier Sotomayor | ATH | Olympics | 1992—2000 | 3–0–0 1987 Indianapolis ATH gold: high jump; 1991 La Habana ATH gold: high jump; 1995 Mar del Plata ATH gold: high jump | |
| Lorenzo Sotomayor | FBL | Non-starter | 1976 | 0–0–1 1971 Cali FTB bronze | |
| Brigitte Soucy | VVO | Olympics | 1996 | 0–0–1 1995 Mar del Plata VOL bronze | |
| Hermate Souffrant | JUD | Olympics | 1992 | 0–0–1 1991 La Habana JUD bronze: middleweight -86 kg | |
| Joelma Sousa | ATH | Olympics | 2012—2016 | 0–1–0 2011 Guadalajara ATH silver: 4×400 m relay | |
| Vagner Souta | CSP | Olympics | 2016—2024 | 0–1–2 2015 Toronto CAN silver: K4 1000 m, bronze: K2 1000 m; 2019 Lima CAN bronze: K1 1000 m | |
| Eddie Southern | ATH | Olympics | 1956 | 0–1–0 1959 Chicago ATH silver: 4×400 m relay | |
| Ana Luiza Souza Lima | SHO | Olympics | 2012 | 1–0–0 2011 Guadalajara SHO gold: 25 m sport pistol | |
| Bertino de Souza | SHO | Olympics | 1972—1976 | 1–1–0 1971 Cali SHO gold: 50 m free pistol; 1979 San Juan SHO silver: 10 m air pistol team | |
| Bruno Souza | HBL | Olympics | 2004—2008 | 2–1–0 1999 Winnipeg HAN silver; 2003 Santo Domingo HAN gold; 2007 Rio de Janeiro HAN gold | |
| Douglas Souza | VVO | Olympics | 2016—2020 | 0–1–0 2015 Toronto VOL silver | |
| Érico de Souza | ROW | Olympics | 1972 | 2–0–0 1971 Cali ROW gold: coxless fours; 1975 Ciudad de México ROW gold: coxless pairs | |
| Gérson de Souza | ATH | Olympics | 1984—1988 | 0–1–2 1983 Caracas ATH silver: 4×400 m relay, bronze: 400 m and 4×100 m relay | |
| Hudson de Souza | ATH | Olympics | 2000—2008 | 3–1–1 1999 Winnipeg ATH bronze: 1500 m; 2003 Santo Domingo ATH gold: 1500 m and 5000 m; 2007 Rio de Janeiro ATH gold: 1500 m; 2011 Guadalajara ATH silver: 3000 m steeplechase | |
| Jader Souza | SWM | Olympics | 2004 | 1–0–0 2003 Santo Domingo SWI gold: 4×100 m freestyle relay | |
| Javier Souza | ATH | Olympics | 1952 | 0–0–1 1955 Ciudad de México ATH bronze: 4×100 m relay | |
| Laís Souza | GAR | Olympics | 2004—2008 | 0–1–3 2003 Santo Domingo GYM bronze: team; 2007 Rio de Janeiro GYM silver: team, bronze: vault and uneven bar | |
| Márcio de Souza | ATH | Olympics | 2000—2004 | 0–0–1 2003 Santo Domingo ATH bronze: 110 m hurdles | |
| María Luisa Souza | SWM | Olympics | 1960—1964 | 0–0–1 1959 Chicago SWI bronze: 4×100 m freestyle relay | |
| Maurício Souza | VVO | Olympics | 2016—2020 | 1–1–0 2011 Guadalajara VOL gold; 2015 Toronto VOL silver | |
| Rafaelle Souza | FBL | Olympics | 2016—2024 | 1–0–0 2015 Toronto FTB gold | |
| Sylvio de Souza | ROW | Olympics | 1956 | 0–1–1 1963 São Paulo ROW silver: coxed fours; 1967 Winnipeg ROW bronze: coxed pairs | |
| Wallace Souza | VVO | Olympics | 2012—2020 | 1–0–0 2011 Guadalajara VOL gold | |
| Yanet Sovero | WRE | Olympics | 2016 | 0–0–1 2015 Toronto WRE bronze: freestyle lightweight -58 kg | |
| Arnie Sowell | ATH | Olympics | 1956 | 1–0–0 1955 Ciudad de México ATH gold: 800 m | |
| Scott Spann | SWM | Olympics | 2008 | 0–0–1 2007 Rio de Janeiro SWI bronze: 200 m breaststroke | |
| Jack Spargo | WPO | Olympics | 1952 | 0–0–1 1951 Buenos Aires WAP bronze | |
| Fred Spaulding | CSP | Olympics | 1992 | 0–0–1 1991 La Habana CAN bronze: C1 1000 m | |
| Jeff Spear | FEN | Olympics | 2012 | 2–0–0 2015 Toronto FEN gold: sabre team; 2019 Lima FEN gold: sabre team | |
| Wallace Spearmon, Jr. | ATH | Olympics | 2008—2012 | 1–0–0 2015 Toronto ATH gold: 4×100 m relay | |
| Lansford Spence | ATH | Olympics | 2008 | 1–1–0 2003 Santo Domingo ATH gold: 4×400 m relay; 2011 Guadalajara ATH silver: 200 m | |
| Mal Spence | ATH | Olympics | 1956—1964 | 1–0–2 1959 Chicago ATH gold: 4×400 m relay, bronze: 400 m (competed for the British West Indies); 1963 São Paulo bronze: 4×400 m relay (competed for Jamaica) | |
| Mel Spence | ATH | Olympics / Non-starter | 1956—1964 | 1–2–1 1955 Ciudad de México ATH silver: 4×400 m relay; 1959 Chicago ATH gold: 4×400 m relay (competed for the British West Indies); 1963 São Paulo ATH silver: 400 m, bronze: 4×400 m relay | |
| Vivienne Spence | ATH | Olympics | 1988 | 0–0–2 1987 Indianapolis ATH bronze: 4×400 m relay; 1991 La Habana ATH bronze: 4×400 m relay | |
| Akhi Spencer-El | FEN | Olympics | 2000 | 0–1–1 1999 Winnipeg FEN silver: sabre, bronze: sabre team | |
| Brian Spencer | HOC | Olympics | 1984 | 0–0–1 1987 Indianapolis HOK bronze | |
| Levern Spencer | ATH | Olympics / Opening Flagbearer / Closing Flagbearer | 2008—2020 | 2–0–1 2007 Rio de Janeiro ATH bronze: high jump; 2015 Toronto ATH gold: high jump; 2019 Lima ATH gold: high jump | |
| Mary Spencer | BOX | Olympics | 2012 | 1–0–0 2011 Guadalajara BOX gold: light-heavyweight -75 kg | |
| Pam Spencer | ATH | Olympics | 1976—1984 | 0–1–0 1979 San Juan ATH silver: high jump | |
| Joan Spillane | SWM | Olympics | 1960 | 1–0–2 1959 Chicago SWI gold: 4×100 m freestyle relay, bronze: 100 m freestyle and 200 m freestyle | |
| Ralph Spinella | FEN | Olympics | 1960 | 1–0–0 1967 Winnipeg FEN gold: épée team | |
| Leon Spinks | BOX | Olympics | 1976 | 0–1–0 1975 Ciudad de México BOX silver: light-heavyweight -81 kg | |
| Mark Spitz | SWM | Olympics | 1968—1972 | 5–0–0 1967 Winnipeg SWI gold: 100 m butterfly, 200 m butterfly, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay | |
| Hope Spivey | GAR | Olympics | 1988 | 1–0–0 1987 Indianapolis GYM gold: team | |
| Jim Spivey | ATH | Olympics | 1984—1996 | 0–1–0 1987 Indianapolis ATH silver: 1500 m | |
| Tiago Splitter | BKB | Olympics | 2012 | 1–0–0 2003 Santo Domingo BAS gold | |
| Ángel Sposato | WLF | Olympics | 1952 | 0–1–0 1951 Buenos Aires WLT silver: middleweight -75 kg | |
| Ed Sprague | BBL | Non-Medal | 1988 | 0–1–0 1987 Indianapolis BSB silver | |
| Justin Spring | GAR | Olympics | 2008 | 1–0–1 2007 Rio de Janeiro GYM gold: parallel bars, bronze: team | |
| Greg Springer | ROW | Olympics | 1984—1992 | 1–0–0 1983 Caracas ROW gold: coxed fours | |
| Pat Spurgin | SHO | Olympics | 1984 | 4–1–0 1983 Caracas SHO gold: 10 m air rifle, small-bore rifle 3 positions team, small-bore rifle prone team, and 10 m air rifle team, silver: small-bore rifle prone | |
| Lon Spurrier | ATH | Olympics | 1956 | 1–1–0 1955 Ciudad de México ATH gold: 4×400 m relay, silver: 800 m | |
| Guillermo Squella | EDR | Olympics | 1968 | 1–1–1 1951 Buenos Aires EQU silver: Three-Day Event team; 1967 Winnipeg EQU gold: dressage team, bronze: dressage individual | |
| Albert Squires | WLF | Olympics | 1984 | 0–1–0 1983 Caracas WLT first-heavyweight -100 kg silver: snatch | |
| Dani Sruoga | HOC | Olympics | 2012 | 0–1–0 2011 Guadalajara HOK silver | |
| Jose Sruoga | HOC | Olympics | 2012 | 0–2–0 2011 Guadalajara HOK silver; 2015 Toronto HOK silver | |
| Pierre St. Jean | WLF | Olympics / Athlete Oath Taker | 1964—1976 | 0–0–2 1963 São Paulo WLT bronze: middleweight -75 kg; 1967 Winnipeg WLT bronze: light-heavyweight -82.5 kg | |
| Amber Stachowski | WPO | Olympics | 2004 | 1–0–0 2003 Santo Domingo WAP gold | |
| Allen Stack | SWM | Olympics | 1948—1952 | 2–0–0 1951 Buenos Aires SWI gold: 100 m backstroke and 3×100 m medley | |
| Chelle Stack | GAR | Olympics | 1988 | 2–1–0 1991 La Habana GYM gold: floor and team, silver: all-around | |
| Christian Stahl | CTR | Olympics | 2004 | 0–1–0 2003 Santo Domingo CYC silver: 1000 m track time trial | |
| Roy Staley | ATH | Olympics | 1936 | 1–0–0 1937 Dallas ATH gold: 65 m hurdles | |
| Walter Staley | EVE | Olympics | 1952—1960 | 1–1–0 1955 Ciudad de México EQU gold: Three-Day Event individual; 1959 Chicago EQU silver: Three-Day Event team | |
| Calvin Stamp | WLF | Olympics | 1984—1988 | 0–1–4 1983 Caracas WLT heavyweight -110 kg silver: clean & jerk, bronze: total; 1987 Indianapolis WLT super-heavyweight +110 kg bronze: clean & jerk, snatch, and total | |
| Stan Stanczyk | WLF | Olympics | 1948—1952 | 1–0–0 1951 Buenos Aires WLT gold: light-heavyweight -82.5 kg | |
| Franklin Standard | BKB | Olympics | 1968—1972 | 0–0–1 1971 Cali BAS bronze | |
| Pete Stange | WPO | Olympics | 1952 | 0–0–1 1951 Buenos Aires WAP bronze | |
| Jon Stanley | VVO | Olympics | 1968 | 1–0–0 1967 Winnipeg VOL gold | |
| Bill Stapleton | SWM | Olympics | 1988 | 2–0–0 1987 Indianapolis SWI gold: 200 m butterfly and 200 m medley | |
| Ian Stapleton | ATH | Olympics | 1980 | 0–1–0 1979 San Juan ATH silver: 4×400 m relay | |
| Christine Stark | VVO | Olympics | 1996 | 0–0–1 1995 Mar del Plata VOL bronze (competed as Christine Toews) | |
| Bo Stassforth | SWM | Olympics | 1952 | 1–0–1 1951 Buenos Aires SWI gold: 3×100 m medley, bronze: 200 m breaststroke | |
| Ashley Steacy | RU7 | Olympics | 2016 | 1–0–0 2015 Toronto RGS gold | |
| Jim Steacy | ATH | Olympics | 2008—2012 | 1–0–0 2007 Rio de Janeiro ATH gold: hammer throw | |
| Dick Stearns | SAL | Olympics | 1964 | 1–0–0 1963 São Paulo SAI gold: Star | |
| Bob Steckle | WRE | Olympics / Opening Flagbearer | 1952—1960 | 0–1–0 1963 São Paulo WRE silver: freestyle middleweight -87 kg | |
| Dan Steele | BOB | Olympics | 2002 | 0–1–0 1999 Winnipeg ATH silver: decathlon | |
| Paul Steele | ROW | Olympics | 1984—1988 | 0–0–1 1983 Caracas ROW bronze: coxed fours | |
| Dave Steen | ATH | Olympics | 1984—1988 | 1–0–0 1983 Caracas ATH gold: decathlon | |
| Kelly Stefanyshyn | SWM | Olympics | 2000 | 1–1–1 1999 Winnipeg SWI gold: 100 m backstroke, silver: 4×100 m medley relay, bronze: 200 m backstroke | |
| Jessica Steffens | WPO | Olympics | 2008—2012 | 2–0–0 2007 Rio de Janeiro WAP gold; 2011 Guadalajara WAP gold | |
| Maggie Steffens | WPO | Olympics | 2012—2024 | 3–0–0 2011 Guadalajara WAP gold; 2015 Toronto WAP gold; 2019 Lima WAP gold | |
| Otto Steffers | HOC | Olympics | 1996 | 0–0–1 1995 Mar del Plata HOK bronze | |
| April Steiner-Bennett | ATH | Olympics | 2008 | 0–1–0 2007 Rio de Janeiro ATH silver: pole vault (competed as April Steiner) | |
| Tito Steiner | ATH | Olympics | 1976 | 0–1–0 1979 San Juan ATH silver: decathlon | |
| Chris Steinfeld | SAL | Olympics | 1984 | 0–1–0 1983 Caracas SAI silver: 470 | |
| Bill Steinkraus | EJP | Olympics / Non-starter / Referee | 1952—1992 | 2–1–0 1959 Chicago EQU gold: jumping team; 1963 São Paulo EQU gold: jumping team; 1967 Winnipeg EQU silver: jumping team | |
| Carrie Steinseifer | SWM | Olympics | 1984 | 4–0–0 1983 Caracas SWI gold: 100 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay; 1987 Indianapolis SWI gold: 4×100 m freestyle relay | |
| Fausto Steinwandter | HBL | Olympics | 1996 | 0–2–0 1991 La Habana HAN silver; 1995 Mar del Plata HAN silver | |
| Scott Steketee | ROW | Olympics | 1968 | 1–0–0 1967 Winnipeg ROW gold: eights | |
| Otto Stekl | ROW | Olympics | 1984 | 1–0–0 1979 San Juan ROW gold: eights | |
| Michael Stember | ATH | Olympics | 2000 | 0–2–0 1999 Winnipeg ATH silver: 1500 m; 2003 Santo Domingo ATH silver: 1500 m | |
| Gary Stenlund | ATH | Olympics | 1968 | 0–1–0 1967 Winnipeg ATH silver: javelin throw | |
| Richelle Stephens | RU7 | Olympics / YOG | 2014—2016 | 0–1–0 2015 Toronto RGS silver | |
| Alecia Stephenson | SBL | Olympics | 1996 | 0–1–0 1991 La Habana SOF silver | |
| Ayelén Stepnik | HOC | Olympics | 1996—2004 | 2–0–0 1999 Winnipeg HOK gold; 2003 Santo Domingo HOK gold | |
| Jill Sterkel | SWM | Olympics | 1976—1988 | 5–2–0 1975 Ciudad de México SWI gold: 4×100 m freestyle relay, silver: 100 m freestyle; 1979 San Juan SWI gold: 100 m butterfly, 4×100 m freestyle relay, and 4×100 m medley relay, silver: 100 m freestyle; 1983 Caracas SWI gold: 4×100 m freestyle relay | |
| Wayne Stetina | CRD | Olympics | 1972—1976 | 1–0–0 1979 San Juan CYC gold: road time trial team | |
| Juan Carlos Stevens | ARC | Olympics | 2000—2012 | 0–1–2 1999 Winnipeg ARC bronze: recurve team; 2007 Rio de Janeiro ARC silver: recurve individual; 2011 Guadalajara ARC bronze: recurve team | |
| Rochelle Stevens | ATH | Olympics | 1992—1996 | 1–0–0 1987 Indianapolis ATH gold: 4×400 m relay | |
| Travis Stevens | JUD | Olympics | 2008—2016 | 2–0–0 2007 Rio de Janeiro JUD gold: half-middleweight -81 kg; 2015 Toronto JUD gold: half-middleweight -81 kg | |
| Greg Stevenson | ROW | Olympics | 1992—1996 | 0–2–1 1991 La Habana ROW bronze: coxless fours; 1995 Mar del Plata ROW silver: coxless fours and eights | |
| Hugh Stevenson | ROW | Olympics | 1976 | 1–0–0 1975 Ciudad de México ROW gold: eights | |
| Mike Stevenson | RHO | Non-Medal | 1992 | 0–0–1 1991 La Habana RHK bronze | |
| Teófilo Stevenson | BOX | Olympics / Opening Flagbearer | 1972—1980 | 2–0–1 1971 Cali BOX bronze: heavyweight +81 kg; 1975 Ciudad de México BOX gold: heavyweight +81 kg; 1979 San Juan BOX gold: heavyweight +81 kg | |
| Toby Stevenson | ATH | Olympics | 2004 | 1–0–0 2003 Santo Domingo ATH gold: pole vault | |
| Alex Stewart | BOX | Olympics | 1984 | 0–0–1 1983 Caracas BOX bronze: heavyweight -91 kg | |
| Andy Stewart | BBL | Olympics | 2004 | 0–0–1 1999 Winnipeg BSB bronze | |
| Breanna Stewart | BKB | Olympics | 2016—2024 | 0–1–0 2015 Toronto BAS silver | |
| Courtenay Stewart | SWA | Olympics | 2004 | 0–2–0 2003 Santo Domingo SYN silver: duet and group | |
| Helen Stewart | SWM | Olympics | 1956 | 1–3–0 1955 Ciudad de México SWI gold: 100 m freestyle, silver: 4×100 m freestyle relay and 4×100 m medley relay; 1959 Chicago SWI silver: 4×100 m freestyle relay | |
| Judy Stewart | DIV | Olympics | 1964 | 0–1–0 1963 São Paulo DIV silver: 3 m springboard | |
| Kerron Stewart | ATH | Olympics / Non-starter | 2004—2012 | 0–1–0 2015 Toronto ATH silver: 4×100 m relay | |
| Mary Beth Stewart | SWM | Olympics | 1960—1964 | 0–4–0 1963 São Paulo SWI silver: 100 m freestyle, 100 m butterfly, 4×100 m freestyle relay, and 4×100 m medley relay | |
| Randy Stewart | SHO | Olympics | 1984 | 1–1–0 1983 Caracas SHO gold: 50 m running target team, silver: 50 m running target | |
| Ray Stewart | ATH | Olympics | 1984—1996 | 0–1–1 1987 Indianapolis ATH silver: 100 m, bronze: 4×100 m relay | |
| Susan Stewart | FEN | Olympics | 1976 | 0–1–0 1975 Ciudad de México FEN silver: foil team | |
| Terri Lee Stickles | SWM | Olympics | 1964 | 1–1–0 1963 São Paulo SWI gold: 100 m freestyle, silver: 200 m freestyle | |
| John Stillings | ROW | Olympics | 1984 | 2–0–0 1983 Caracas ROW gold: eights; 2003 Santo Domingo ROW gold: eights | |
| Cindy Stinger | HBL | Olympics | 1984—1992 | 1–0–0 1987 Indianapolis HAN gold | |
| Kevin Stittle | SAL | Olympics | 2008 | 0–0–1 2003 Santo Domingo SAI bronze: Mistral | |
| Staciana Stitts | SWM | Olympics | 2000 | 4–0–0 1999 Winnipeg SWI gold: 100 m breaststroke and 4×100 m medley relay; 2003 Santo Domingo SWI gold: 100 m breaststroke and 4×100 m medley relay | |
| Shirley Stobs | SWM | Olympics | 1960 | 1–1–0 1959 Chicago SWI gold: 4×100 m freestyle relay, silver: 200 m freestyle | |
| Herman Stokes | ATH | Olympics | 1960 | 0–1–0 1959 Chicago ATH silver: triple jump | |
| Shelly Stokes | SBL | Olympics | 1996 | 2–0–0 1995 Mar del Plata SOF gold; 1999 Winnipeg SOF gold | |
| Curt Stone | ATH | Olympics | 1948—1956 | 2–0–0 1951 Buenos Aires ATH gold: 10000 m and 3000 m steeplechase | |
| Drew Stone | HOC | Olympics | 1984 | 0–0–2 1987 Indianapolis HOK bronze; 1991 La Habana HOK bronze | |
| Kylie Stone | GAR | Olympics | 2004 | 0–1–0 2003 Santo Domingo GYM silver: team | |
| Jeff Stork | VVO | Olympics | 1988—1996 | 1–0–0 1987 Indianapolis VOL gold | |
| Jim Storm | ROW | Olympics | 1964 | 1–0–0 1967 Winnipeg ROW gold: double sculls | |
| Tim Storm | ROW | Olympics | 1984 | 1–0–0 1979 San Juan ROW gold: coxless pairs | |
| Joe Story | HBL | Olympics | 1984—1988 | 1–0–0 1987 Indianapolis HAN gold | |
| Sharon Stouder | SWM | Olympics | 1964 | 2–0–0 1963 São Paulo SWI gold: 4×100 m freestyle relay and 4×100 m medley relay | |
| Juno Stover-Irwin | DIV | Olympics | 1948—1960 | 0–2–0 1955 Ciudad de México DIV silver: platform (competed as Juno Irwin); 1959 Chicago DIV silver: platform (competed as Juno Irwin) | |
| Bill Stowe | ROW | Olympics | 1964 | 1–0–0 1967 Winnipeg ROW gold: coxed fours | |
| Julia Stowers | SWM | Olympics | 2000 | 0–1–0 1999 Winnipeg SWI silver: 4×100 m freestyle relay | |
| Barbara Stracey | EDR | Olympics | 1976 | 0–1–0 1975 Ciudad de México EQU silver: dressage team | |
| Melissa Straker-Taylor | ATH | Olympics | 1996—2000 | 0–0–1 1999 Winnipeg ATH bronze: 4×400 m relay | |
| Mike Strange | BOX | Olympics | 1992—2000 | 0–0–1 1995 Mar del Plata BOX bronze: lightweight -60 kg | |
| Evi Strasser | EDR | Olympics | 1996 | 0–1–0 2003 Santo Domingo EQU silver: dressage team | |
| Alejandro Strático | JUD | Olympics | 1984 | 0–0–1 1983 Caracas JUD bronze: middleweight -86 kg | |
| Óscar Strático | JUD/WRE | Olympics | 1976—1984 | 0–0–2 1975 Ciudad de México JUD bronze: lightweight -70 kg; 1983 Caracas SAM bronze: -74 kg | |
| Kareem Streete-Thompson | ATH | Olympics / Opening Flagbearer | 1992—2004 | 0–1–0 1999 Winnipeg ATH silver: long jump | |
| Roberto Strelkov | SWM | YOG | 2010 | 0–0–1 2019 Lima SWI bronze: 4×100 m medley mixed relay | |
| Andy Strenk | SWM | Olympics | 1968 | 0–0–1 1967 Winnipeg SWI bronze: 1500 m freestyle | |
| Marg Stride | ATH | Olympics | 1976 | 1–0–0 1975 Ciudad de México ATH gold: 4×400 m relay (competed as Marg McGowen) | |
| John Strotbeck, III | ROW | Olympics | 1984—1988 | 1–1–0 1983 Caracas ROW silver: coxless fours; 1987 Indianapolis ROW gold: eights | |
| Esther Stroy | ATH | Olympics | 1968 | 1–0–1 1971 Cali ATH gold: 4×400 m relay, bronze: 200 m | |
| Tom Strzalkowski | FEN | Olympics | 1996 | 1–0–0 1995 Mar del Plata FEN gold: sabre team | |
| Bianca Stuart | ATH | Olympics | 2012—2016 | 0–1–0 2015 Toronto ATH silver: long jump | |
| Marian Stuart | SWM | Olympics | 1972 | 0–0–1 1975 Ciudad de México SWI bronze: 100 m breaststroke | |
| Lorraine Stubbs | EDR | Olympics | 1972—1976 | 2–1–0 1975 Ciudad de México EQU silver: dressage team; 1991 La Habana EQU gold: dressage individual and dressage team | |
| Jenn Stuczynski-Suhr | ATH | Olympics | 2008—2016 | 0–0–1 2015 Toronto ATH bronze: pole vault (competed as Jenn Suhr) | |
| Jeff Stuebing | WRE | Olympics | 1984 | 1–0–0 1983 Caracas WRE gold: Greco-Roman welterweight -74 kg | |
| George Stulac | ATH/BKB | Olympics | 1956—1964 | 0–0–1 1959 Chicago ATH bronze: decathlon | |
| Rob Stull | FEN/MPN | Olympics / Administrator | 1988—2024 | 1–1–0 1987 Indianapolis FEN silver: épée team; MOP gold: individual | |
| Jeanne Stunyo | DIV | Olympics | 1956 | 0–1–0 1955 Ciudad de México DIV silver: 3 m springboard | |
| Howard Stupp | WRE | Olympics | 1976 | 2–0–0 1975 Ciudad de México WRE gold: Greco-Roman featherweight -62 kg; 1979 San Juan WRE gold: Greco-Roman lightweight -68 kg |