Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Mousa Nabipour | BKB | Olympics | 2008 | 0–0–1 2006 Doha BKB bronze | |
| Parsons Nabiula | SWM | Olympics | 1956 | 1–0–0 1954 Manila SWM gold: 200 m butterfly | |
| Ravil Nachayev | SWM | Olympics | 1996—2004 | 1–0–0 2002 Busan SWM gold: 50 m freestyle | |
| Muhammad Nadeem | HOC | Olympics / Opening Flagbearer | 2000—2004 | 0–0–1 1998 Bangkok HOC bronze | |
| Ali Nadhim | WRE | Olympics / Closing Flagbearer | 2012 | 0–0–1 2010 Guangzhou WRE bronze: Greco-Roman super-heavyweight -120 kg | |
| Ulan Nadyrbek | WRE | Olympics | 2004 | 0–0–1 2002 Busan WRE bronze: freestyle lightweight -60 kg | |
| Shaye Musa Al-Nafisa | FBL | Olympics | 1984 | 0–0–1 1982 New Delhi FBL bronze | |
| Sachin Nag | SWM/WPO | Olympics / Non-starter | 1948—1952 | 1–0–2 1951 New Delhi SWM gold: 100 m freestyle, bronze: 4×100 m freestyle relay and 3×100 m medley relay | |
| Hazuki Nagai | HOC | Olympics | 2016—2024 | 1–0–0 2018 Jakarta/Palembang HOC gold | |
| Kensuke Nagai | FBL | Olympics | 2012 | 1–0–0 2010 Guangzhou FBL gold | |
| Takashi Nagai | WRE | Olympics | 1960 | 1–0–0 1958 Tokyo WRE gold: freestyle middleweight -79 kg | |
| Tomoko Nagai | SWM | Olympics | 2004 | 0–4–1 2002 Busan SWM silver: 100 m freestyle, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay, bronze: 200 m freestyle | |
| Yuri Nagai | HOC | Olympics | 2016—2024 | 1–0–0 2018 Jakarta/Palembang HOC gold | |
| Kaori Nagamine | FBL | Non-starter | 1996 | 0–1–0 1990 Beijing FBL silver | |
| Yoshihide Nagano | FEN | Olympics | 1992 | 0–1–1 1994 Hiroshima FEN silver: foil, bronze: foil team | |
| Masashi Nagara | FEN | Olympics | 2000—2004 | 0–0–1 2006 Doha FEN bronze: sabre team | |
| Hiroko Nagasaki | SWM | Olympics | 1984—1988 | 5–1–0 1982 New Delhi SWM gold: 100 m breaststroke, 200 m breaststroke, and 4×100 m medley relay; 1986 Seoul SWM gold: 200 m breaststroke and 4×100 m medley relay, silver: 100 m breaststroke | |
| Yoshitaku Nagasako | BMX/CRD/CTR | Olympics / YOG | 2010—2024 | 1–0–0 2018 Jakarta/Palembang CRD gold: BMX | |
| Yuki Nagasato-Ogimi | FBL | Olympics | 2008—2012 | 0–1–0 2006 Doha FBL silver (competed as Yuki Nagasato) | |
| Mutsuko Nagata | BKB | Olympics | 1996—2004 | 1–0–0 1998 Bangkok BKB gold | |
| Aki Nagatomi | VVO | Olympics | 1996 | 0–0–1 1994 Hiroshima VVO bronze | |
| Yasuo Nagatomo | WRE | Olympics | 1976 | 0–0–1 1974 Tehran WRE bronze: Greco-Roman welterweight -74 kg | |
| Kyoko Nagatsuka | TEN | Olympics | 1996 | 1–0–1 1994 Hiroshima TEN gold: doubles, bronze: mixed doubles | |
| Kyoichi Nagaya | HOC | Olympics | 1968 | 0–0–1 1970 Bangkok HOC bronze | |
| Naidangiin Otgonjargal | WRE | Olympics | 2008 | 0–0–2 2002 Busan WRE bronze: freestyle lightweight -55 kg; 2006 Doha WRE bronze: freestyle lightweight -55 kg | |
| Naidangiin Tüvshinbayar | JUD | Olympics / Administrator | 2008—2021 | 1–0–0 2014 Incheon JUD gold: half-heavyweight -100 kg | |
| Emi Naito | SBL | Olympics | 2000—2004 | 2–0–0 2002 Busan SOF gold; 2006 Doha SOF gold | |
| Masato Naito | ATH | Olympics | 2004—2008 | 0–0–1 2006 Doha ATH bronze: 110 m hurdles | |
| Talal Najjar | WLF | Olympics | 1980 | 2–0–0 1978 Bangkok WLF gold: heavyweight -110 kg; 1982 New Delhi WLF gold: super-heavyweight +110 kg | |
| Masami Nakabo | SWM | Olympics | 1960 | 0–0–1 1962 Jakarta SWM bronze: 400 m freestyle | |
| Kumi Nakada | VVO | Olympics / Coach / Opening Flagbearer | 1984—2020 | 0–2–0 1982 New Delhi VVO silver; 1986 Seoul VVO silver | |
| Shunji Nakadome | WRE | Olympics | 1988 | 1–0–0 1986 Seoul WRE gold: Greco-Roman bantamweight -57 kg | |
| Yuichi Nakagaichi | VVO | Olympics / Coach | 1992—2020 | 1–0–1 1990 Beijing VVO bronze; 1994 Hiroshima VVO gold | |
| Mai Nakagawa | DIV | Olympics | 2008—2012 | 0–1–1 2006 Doha DIV silver: synchronised platform; 2010 Guangzhou DIV bronze: synchronised springboard | |
| Miyuki Nakagawa | HOC | Olympics | 2004—2016 | 0–1–1 2006 Doha HOC silver; 2010 Guangzhou HOC bronze | |
| Seiichiro Nakagawa | CTR | Olympics | 2012—2016 | 1–0–1 2014 Incheon CRD gold: sprint, bronze: sprint team | |
| Yukari Nakagome | MTB | Olympics | 2004 | 0–1–1 2002 Busan CRD silver: mountainbike cross-country; 2014 Incheon CRD bronze: mountainbike cross-country | |
| Isao Nakajima | SWM | Olympics | 1964 | 2–0–0 1966 Bangkok SWM gold: 100 m butterfly and 4×100 m medley relay | |
| Hiroyuki Nakajo | SHO | Olympics | 1984 | 0–1–4 1982 New Delhi SHO silver: 10 m air rifle team, bronze: 10 m air rifle and 50 m standard rifle 3 positions team; 1986 Seoul SHO bronze: 10 m air rifle team and 50 m small-bore rifle 3 positions team | |
| Kanami Nakamaki | SWA | Olympics | 2016 | 0–2–0 2014 Incheon SWA silver: team and combination | |
| Osamu Nakamata | EDR | Olympics | 1984 | 0–1–0 1986 Seoul EJP silver: dressage team | |
| Chikako Nakamori | SWM | Olympics | 1984—1988 | 2–2–0 1982 New Delhi SWM gold: 4×100 m freestyle relay, silver: 100 m freestyle; 1986 Seoul SWM gold: 200 m freestyle, silver: 4×100 m freestyle relay | |
| Hiroshi Nakamoto | BBL | Olympics | 1992 | 0–0–0 1990 Beijing BSB bronze (demonstration event) | |
| Hiroshi Nakamoto | BBL | Olympics | 1992 | 0–0–0 1990 Beijing BSB bronze (demonstration event) | |
| Akihiko Nakamura | ATH | Olympics | 2012—2016 | 0–0–2 2014 Incheon ATH bronze: decathlon; 2018 Jakarta/Palembang ATH bronze: decathlon | |
| Daishin Nakamura | BBL | Olympics | 1996 | 1–0–0 1994 Hiroshima BSB gold | |
| Daishin Nakamura | BBL | Olympics | 1996 | 1–0–0 1994 Hiroshima BSB gold | |
| Katsumi Nakamura | SWM | Olympics | 2016—2020 | 1–4–0 2014 Incheon SWM silver: 4×100 m freestyle relay; 2018 Jakarta/Palembang SWM gold: 4×100 m freestyle relay, silver: 50 m freestyle, 100 m freestyle, and 4×100 m medley relay (swam in heats only) | |
| Kenzo Nakamura | JUD | Olympics | 1996—2000 | 0–1–0 1998 Bangkok JUD silver: lightweight -73 kg | |
| Kunihiko Nakamura | BKB | Olympics | 1964 | 0–1–0 1962 Jakarta BKB silver | |
| Mai Nakamura | SWA | Olympics | 2012—2016 | 0–4–0 2010 Guangzhou SWA silver: team and combination; 2014 Incheon SWA silver: team and combination | |
| Mai Nakamura | SWM | Olympics | 1996—2000 | 0–2–1 1994 Hiroshima SWM bronze: 100 m backstroke; 1998 Bangkok SWM silver: 100 m backstroke and 200 m backstroke | |
| Misato Nakamura | JUD | Olympics | 2008—2016 | 3–0–1 2006 Doha JUD bronze: extra-lightweight -48 kg; 2010 Guangzhou JUD gold: half-lightweight -52 kg; 2014 Incheon JUD gold: half-lightweight -52 kg and team | |
| Reiko Nakamura | SWM | Olympics | 2004—2008 | 3–1–1 2002 Busan SWM gold: 200 m backstroke; 2006 Doha SWM gold: 100 m backstroke and 200 m backstroke, silver: 4×100 m medley relay, bronze: 50 m backstroke | |
| Yoshio Nakamura | JUD | Olympics | 1996 | 1–1–0 1994 Hiroshima JUD gold: middleweight -86 kg; 1998 Bangkok JUD silver: middleweight -90 kg | |
| Yukimasa Nakamura | JUD | Olympics | 1996—2000 | 2–0–0 1994 Hiroshima JUD gold: half-lightweight -65 kg; 1998 Bangkok JUD gold: half-lightweight -66 kg | |
| Yuzo Nakamura | VVO | Olympics / Non-starter | 1964—1972 | 3–0–0 1966 Bangkok VVO gold; 1970 Bangkok VVO gold; 1974 Tehran VVO gold | |
| Yuko Nakanishi | SWM | Olympics | 2000—2008 | 1–3–1 2002 Busan SWM gold: 200 m butterfly, silver: 100 m butterfly and 4×100 m medley relay; 2006 Doha SWM silver: 4×100 m medley relay, bronze: 200 m butterfly | |
| Nozomi Nakano-Sato | FEN | Olympics | 2012—2020 | 1–1–0 2010 Guangzhou FEN gold: épée team, silver: épée | |
| Koji Nakano | WPO | Olympics | 1968—1972 | 2–0–0 1966 Bangkok WPO gold; 1970 Bangkok WPO gold | |
| Takashi Nakano | SWM | Olympics | 2008 | 0–1–1 2002 Busan SWM silver: 200 m backstroke; 2006 Doha SWM bronze: 200 m backstroke | |
| Yoshihiro Nakano | EJP | Olympics | 1984—1996 | 2–0–0 1986 Seoul EJP gold: jumping team; 1994 Hiroshima EJP gold: jumping team | |
| Miki Nakao | SWM | Olympics | 1996—2000 | 0–2–1 1994 Hiroshima SWM silver: 100 m backstroke and 4×100 m medley relay, bronze: 200 m backstroke | |
| Takuya Nakase | GAR | Olympics | 2008 | 0–1–0 2010 Guangzhou GAR silver: team | |
| Masaru Nakashige | SHO | Olympics | 1996—2004 | 1–2–2 1994 Hiroshima SHO gold: 50 m free pistol, silver: 50 m free pistol team, bronze: 10 m air pistol; 1998 Bangkok SHO silver: 10 m air pistol team, bronze: 50 m free pistol team | |
| Masashi Nakashima | DIV | Olympics | 1984 | 0–0–2 1982 New Delhi DIV bronze: 3 m springboard and platform | |
| Mie Nakashima | HOC | Olympics | 2016 | 0–0–1 2010 Guangzhou HOC bronze | |
| Shigeo Nakata | WRE | Olympics | 1968 | 1–0–0 1966 Bangkok WRE gold: freestyle flyweight -52 kg | |
| Yuki Nakata | ATH | Olympics | 2004 | 0–1–0 2010 Guangzhou ATH silver: heptathlon | |
| Katsuo Nakatake | CTR | Olympics | 1984 | 0–1–0 1982 New Delhi CRD silver: sprint | |
| Noriko Nakayama | BDM | Non-Medal | 1972 | 2–0–1 1966 Bangkok BDM gold: singles and team, bronze: doubles (competed as Noriko Takagi) | |
| Takeyuki Nakayama | ATH | Olympics | 1988—1992 | 1–0–0 1986 Seoul ATH gold: marathon | |
| Yukie Nakayama | SHO | Olympics | 2000—2020 | 1–1–0 2010 Guangzhou SHO gold: trap; 2014 Incheon SHO silver: trap | |
| Sae Nakazawa | JUD | Olympics | 2008 | 1–0–0 2006 Doha JUD gold: half-heavyweight -78 kg | |
| Solos Nalampoon | SHO | Olympics | 1972—1976 | 0–1–0 1970 Bangkok SHO silver: 25 m rapid-fire pistol team | |
| Nam Eun-Yeong | HBL | Olympics | 1992 | 1–0–0 1994 Hiroshima HBL gold | |
| Nam Hyeon-Hui | FEN | Olympics | 2004—2016 | 6–0–2 2002 Busan FEN gold: foil team; 2006 Doha FEN gold: foil and foil team; 2010 Guangzhou FEN gold: foil and foil team; 2014 Incheon FEN gold: foil team, bronze: foil; 2018 Jakarta/Palembang FEN bronze: foil team | |
| Nam Hyeon-U | HOC | Olympics | 2012 | 0–0–1 2014 Incheon HOC bronze | |
| Nam Ji-Yeon | VVO | Olympics | 2004—2016 | 1–1–0 2010 Guangzhou VVO silver; 2014 Incheon VVO gold | |
| Nam Sang-Ran | ROW | Olympics | 1988 | 0–1–0 1986 Seoul ROW silver: coxed fours | |
| Nam Sang-Wan | SHO | Olympics | 1964 | 2–5–2 1962 Jakarta SHO gold: 300 m free rifle 3 positions; 1966 Bangkok SHO silver: 10 m air rifle, 10 m air rifle team, and 50 m small-bore rifle prone team, bronze: 50 m small-bore rifle 3 positions team; 1970 Bangkok SHO gold: 50 m small-bore rifle 3 positions team, silver: 50 m small-bore rifle prone team, bronze: 50 m standard rifle 3 positions team; 1974 Tehran SHO silver: 10 m air rifle team | |
| Nam Seong-Ho | CSP | Olympics | 2000 | 0–3–1 1994 Hiroshima CSP bronze: K2 1000 m; 2002 Busan CSP silver: K1 1000 m, K2 500 m, and K2 1000 m | |
| Nam Sun-Ok | VVO | Olympics | 1988 | 0–1–0 1990 Beijing VVO silver | |
| Keiko Namai | BKB | Olympics | 1976 | 1–0–0 1974 Tehran BKB gold | |
| Mahmoud Namdjou | WLF | Olympics / Opening Flagbearer | 1948—1956 | 1–1–0 1951 New Delhi WLF gold: bantamweight -56 kg; 1958 Tokyo WLF silver: bantamweight -56 kg | |
| Yoshio Nanbu | WLF | Olympics | 1956 | 0–0–1 1954 Manila WLF bronze: bantamweight -56 kg | |
| Mukesh Kumar Nandanoori | HOC | Olympics | 1992—2000 | 1–1–0 1994 Hiroshima HOC silver; 1998 Bangkok HOC gold | |
| Santosh Nandy | FBL | Non-starter | 1948 | 1–0–0 1951 New Delhi FBL gold | |
| Prakash Nanjappa | SHO | Olympics | 2016 | 0–0–1 2014 Incheon SHO bronze: 10 m air pistol team | |
| Setsuo Nara | BKB | Olympics | 1956—1964 | 0–1–1 1958 Tokyo BKB bronze; 1962 Jakarta BKB silver | |
| Gagan Narang | SHO | Olympics | 2004—2016 | 0–2–3 2006 Doha SHO bronze: 10 m air rilfe team, 50 m small-bore rifle 3 positions, and 50 m small-bore rifle 3 positions team; 2010 Guangzhou SHO silver: 10 m air rifle and 10 m air rifle team | |
| Chander Narayanan | BOX | Olympics | 1972 | 0–0–1 1974 Tehran BOX bronze: flyweight -51 kg | |
| Chander Narayanan | BOX | Olympics | 1972 | 0–0–1 1974 Tehran BOX bronze: flyweight -51 kg | |
| Daisuke Narimatsu | BOX | Olympics | 2016—2020 | 0–0–1 2018 Jakarta/Palembang BOX bronze: light-welterweight -64 kg | |
| Daisuke Narimatsu | BOX | Olympics | 2016—2020 | 0–0–1 2018 Jakarta/Palembang BOX bronze: light-welterweight -64 kg | |
| Kenji Narisako | ATH | Olympics | 2008 | 1–0–0 2006 Doha ATH gold: 400 m hurdles | |
| Ikumi Narita-Ogake | VVO | Olympics | 1996—2004 | 0–0–1 1998 Bangkok VVO bronze | |
| Takashi Narita | VVO | Olympics | 1992 | 1–0–1 1990 Beijing VVO bronze; 1994 Hiroshima VVO gold | |
| Hussain Ali Nasayyif | ATH | Olympics | 1980 | 0–1–0 1982 New Delhi ATH silver: 4×400 m relay | |
| Olga Nasedkina | VVO | Olympics | 2008 | 0–0–1 2010 Guangzhou VVO bronze | |
| Arjomand Mohamed Nasehi | WLF | Olympics | 1972 | 0–0–2 1966 Bangkok WLF bronze: flyweight -52 kg; 1970 Bangkok WLF bronze: flyweight -52 kg | |
| Muhammad Nasir | BOX | Olympics | 1960 | 0–0–1 1958 Tokyo BOX bronze: bantamweight -54 kg | |
| Hussain Nassim | WPO | Olympics | 1976 | 1–0–0 1974 Tehran WPO gold | |
| Shahin Nassiri Nia | WLF | Olympics | 2000—2004 | 1–0–0 1998 Bangkok WLF gold: light-heavyweight -85 kg | |
| Mohammad Nassiri | WLF | Olympics | 1964—1976 | 4–1–0 1966 Bangkok WLF gold: bantamweight -56 kg; 1970 Bangkok WLF gold: bantamweight -56 kg; 1974 Tehran WLF flyweight -52 kg gold: clean & jerk and total, silver: snatch | |
| Daisuke Nasu | FBL | Olympics | 2004 | 0–1–0 2002 Busan FBL silver | |
| Habib Nasution | SWM | Olympics / Non-starter | 1956—1960 | 0–0–2 1958 Tokyo SWM bronze: 200 m freestyle and 4×100 m medley relay | |
| Zakaria Nasution | SWM | Olympics | 1960 | 0–0–1 1970 Bangkok WPO bronze | |
| Eliza Nathanael | BDM | Olympics | 1996—2000 | 0–2–2 1994 Hiroshima BDM silver: team, bronze: mixed doubles; 1998 Bangkok BDM silver: doubles, bronze: team | |
| Saad Natiq | FBL | Olympics | 2016—2024 | 0–0–1 2014 Incheon FBL bronze | |
| Liliyana Natsir | BDM | Olympics | 2008—2016 | 0–1–3 2010 Guangzhou BDM bronze: team; 2014 Incheon BDM silver: mixed doubles; 2018 Jakarta/Palembang BDM bronze: mixed doubles and team | |
| Mohamed Reza Navaie | WRE | Olympics | 1976 | 0–0–1 1974 Tehran WRE bronze: freestyle featherweight -62 kg | |
| Ikhtiyor Navruzov | WRE | Olympics | 2012—2016 | 0–0–1 2014 Incheon WRE bronze: freestyle welterweight -65 kg | |
| Mirnawan Nawawi | HOC | Olympics / Opening Flagbearer | 1992—2000 | 0–0–1 1990 Beijing HOC bronze | |
| Muhammad Nawaz | ATH | Olympics | 1956—1960 | 2–1–0 1954 Manila ATH gold: javelin throw; 1958 Tokyo ATH gold: javelin throw; 1962 Jakarta ATH silver: javelin throw | |
| Dinesh Nayak | HOC | Olympics | 2000 | 0–1–0 2002 Busan HOC silver | |
| Dilshod Nazarov | ATH | Olympics / Opening Flagbearer | 2004—2016 | 3–1–0 2006 Doha ATH gold: hammer throw; 2010 Guangzhou ATH gold: hammer throw; 2014 Incheon ATH gold: hammer throw; 2018 Jakarta/Palembang ATH silver: hammer throw | |
| Saleem Nazim | HOC | Olympics | 1976 | 1–0–0 1974 Tehran HOC gold | |
| Muhammad Nazir | WRE | Olympics | 1960 | 0–1–0 1958 Tokyo WRE silver: freestyle heavyweight +87 kg | |
| Khayrullo Nazriev | JUD | Olympics | 1996 | 0–0–1 1994 Hiroshima JUD bronze: middleweight -86 kg | |
| Atsushi Negishi | EVE | Olympics | 2012 | 1–0–0 2010 Guangzhou EJP gold: Three-Day Event team | |
| Konstantin Negodyayev | CSP | Olympics | 1996—2000 | 5–0–0 1994 Hiroshima CSP gold: C1 500 m, C2 500 m, and C2 1000 m; 1998 Bangkok CSP gold: C2 500 m and C2 1000 m | |
| Saina Nehwal | BDM | Olympics | 2008—2016 | 0–0–2 2014 Incheon BDM bronze: team; 2018 Jakarta/Palembang BDM bronze: singles | |
| Katsutoshi Nekoda | VVO | Olympics / Opening Flagbearer | 1964—1976 | 3–1–0 1966 Bangkok VVO gold; 1970 Bangkok VVO gold; 1974 Tehran VVO gold; 1978 Bangkok VVO silver | |
| Eliza Nelson | HOC | Olympics | 1980 | 1–0–0 1982 New Delhi HOC gold | |
| Aleksandra Nemich | SWA | Olympics | 2016—2020 | 0–0–4 2010 Guangzhou SWA bronze: combination; 2014 Incheon SWA bronze: team and combination; 2018 Jakarta/Palembang SWA bronze: duet | |
| Yekaterina Nemich | SWA | Olympics | 2016—2020 | 0–0–4 2010 Guangzhou SWA bronze: combination; 2014 Incheon SWA bronze: team and combination; 2018 Jakarta/Palembang SWA bronze: duet | |
| Neo Chwee Kok | SWM | Olympics | 1952 | 4–2–1 1951 New Delhi SWM gold: 400 m freestyle, 800 m freestyle, 1500 m freestyle, and 4×100 m freestyle relay, silver: 3×100 m medley relay; 1954 Manila SWM silver: 4×200 m freestyle relay, bronze: 100 m freestyle | |
| Ng Boon Bee | BDM | Non-Medal | 1972 | 4–1–2 1962 Jakarta BDM gold: doubles, bronze: team (competed for Malaya); 1966 Bangkok BDM gold: doubles, silver: team; 1970 Bangkok BDM gold: doubles and mixed doubles, bronze: team | |
| Fenella Ng | ROW/SWM | Olympics / Opening Flagbearer | 1984—2000 | 0–3–1 1986 Seoul SWM bronze: 4×100 m freestyle relay; 1994 Hiroshima SWM silver: 4×100 m freestyle relay; 1998 Bangkok ROW silver: single sculls and lightweight single sculls | |
| Ng Joo Pong | CRD/CTR | Olympics | 1964—1968 | 0–0–1 1970 Bangkok CRD bronze: 10 km race | |
| Josiah Ng | CTR | Olympics | 2004—2008 | 0–3–1 2002 Busan CRD silver: sprint; 2006 Doha CRD silver: keirin; 2010 Guangzhou CRD silver: keirin; 2014 Incheon CRD bronze: keirin | |
| Ng Ka Fung | ATH | Olympics | 2012 | 0–0–1 2014 Incheon ATH bronze: 4×100 m relay | |
| Ng Shu Wai | GAR | Olympics | 2004 | 0–1–0 2006 Doha GAR silver: vault | |
| Ng Yan Yee | DIV | Olympics | 2012—2020 | 0–3–0 2010 Guangzhou DIV silver: synchronised springboard; 2014 Incheon DIV silver: synchronised springboard; 2018 Jakarta/Palembang DIV silver: synchronised springboard | |
| Ngô Thành Liêm | CRD | Olympics | 1956 | 0–0–1 1958 Tokyo CRD bronze: road race team | |
| Nguyễn Huy Hoàng | SWM | Olympics / YOG / Opening Flagbearer | 2018—2024 | 0–1–1 2018 Jakarta/Palembang SWM silver: 1500 m freestyle, bronze: 800 m freestyle | |
| Nguyễn Mạnh Tường | SHO | Olympics | 2004—2008 | 0–0–2 2002 Busan SHO bronze: 25 m center fire pistol; 2006 Doha SHO bronze: 10 m air pistol team | |
| Nguyễn Quốc Cường | SHO | Olympics | 1980—1992 | 0–0–1 1982 New Delhi SHO bronze: 25 m rapid-fire pistol | |
| Nguyễn Thị Ánh Viên | SWM | Olympics / YOG | 2012—2020 | 0–0–2 2014 Incheon SWM bronze: 200 m backstroke and 400 m medley | |
| Nguyễn Thị Lụa | WRE | Olympics | 2012—2016 | 0–1–0 2010 Guangzhou WRE silver: freestyle flyweight -48 kg | |
| Nguyễn Tiến Nhật | FEN | Olympics / Opening Flagbearer | 2012 | 0–0–2 2014 Incheon FEN bronze: épée and épée team | |
| Ni Shiwei | WPO | Olympics / Referee | 1988—2016 | 1–1–0 1990 Beijing WPO gold; 1994 Hiroshima WPO silver | |
| Tariq Niazi | HOC | Olympics | 1964—1968 | 1–1–0 1962 Jakarta HOC gold; 1966 Bangkok HOC silver | |
| Nie Yali | HOC | Olympics | 2000—2004 | 2–0–1 1998 Bangkok HOC bronze; 2002 Busan HOC gold; 2006 Doha HOC gold | |
| Samad Nikkhah Bahrami | BKB | Olympics / Opening Flagbearer | 2008—2020 | 0–2–2 2006 Doha BKB bronze; 2010 Guangzhou BKB bronze; 2014 Incheon BKB silver; 2018 Jakarta/Palembang BKB silver | |
| Hossein Niknam | FEN | Olympics | 1976 | 0–0–1 1974 Tehran FEN bronze: foil team | |
| Meir Nimni | FBL | Olympics | 1976 | 0–1–0 1974 Tehran FBL silver | |
| Ning Lijia | SHO | Olympics | 1996—2000 | 4–0–4 1994 Hiroshima SHO gold: 10 m air rifle and 50 m small-bore rifle prone team, bronze: 10 m air rifle team, 50 m small-bore rifle prone, and 50 m small-bore rifle 3 positions team; 1998 Bangkok SHO gold: 50 m small-bore rifle 3 positions and 50 m small-bore rifle 3 positions team, bronze: 50 m small-bore rifle prone team | |
| Ning Menghua | CSP | Olympics | 1992—1996 | 1–0–0 1990 Beijing CSP gold: K4 500 m | |
| Ning Xiankui | FEN | Olympics | 1992 | 1–0–0 1994 Hiroshima FEN gold: sabre team | |
| Ning Zetao | SWM | Olympics | 2016 | 4–0–0 2014 Incheon SWM gold: 50 m freestyle, 100 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay | |
| Hideo Ninomiya | SWM | Olympics | 1956 | 0–1–0 1958 Tokyo SWM silver: 100 m backstroke | |
| Lukman Niode | SWM | Olympics / Opening Flagbearer | 1984 | 0–0–8 1978 Bangkok SWM bronze: 4×100 m medley relay; 1982 New Delhi SWM bronze: 100 m freestyle, 100 m backstroke, 200 m backstroke, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay; 1986 Seoul SWM bronze: 4×100 m medley relay | |
| Shlomit Nir | SWM | Olympics | 1968—1972 | 0–0–2 1970 Bangkok SWM bronze: 100 m breaststroke and 200 m breaststroke | |
| Masafumi Nishi | BBL | Olympics / Non-Medal | 1988—1992 | 0–0–0 1990 Beijing BSB bronze (demonstration event) | |
| Masafumi Nishi | BBL | Olympics / Non-Medal | 1988—1992 | 0–0–0 1990 Beijing BSB bronze (demonstration event) | |
| Katsuo Nishida | ATH | Olympics / Non-starter | 1952—1968 | 0–1–0 1951 New Delhi ATH silver: marathon | |
| Shogo Nishida | FEN | Olympics | 2008 | 0–0–2 2010 Guangzhou FEN bronze: épée and épée team | |
| Shuhei Nishida | ATH | Olympics | 1932—1936 | 0–0–1 1951 New Delhi ATH bronze: pole vault | |
| Yoshimi Nishigawa | SWM | Olympics | 1968—1976 | 10–0–0 1970 Bangkok SWM gold: 100 m freestyle, 200 m freestyle, 200 m medley, 4×100 m freestyle relay, and 4×100 m medley relay; 1974 Tehran SWM gold: 100 m freestyle, 200 m freestyle, 200 m medley, 4×100 m freestyle relay, and 4×100 m medley relay | |
| Shigeki Nishiguchi | WRE | Olympics | 1988—1992 | 1–0–0 1990 Beijing WRE gold: Greco-Roman featherweight -62 kg | |
| Daisuke Nishikawa | GAR | Olympics | 1988—1992 | 0–1–1 1990 Beijing GAR silver: team; 1994 Hiroshima GAR bronze: team | |
| Emi Nishikori | HOC | Olympics | 2016—2020 | 1–0–0 2018 Jakarta/Palembang HOC gold | |
| Tetsuo Nishimoto | VVO | Olympics | 1972—1976 | 1–1–0 1974 Tehran VVO gold; 1978 Bangkok VVO silver | |
| Shozo Nishimura | HOC | Olympics | 1968 | 0–0–1 1966 Bangkok HOC bronze | |
| Kae Nishina | FBL | Olympics | 1996 | 0–0–1 1998 Bangkok FBL bronze | |
| Shiho Nishioka | FEN | Olympics | 2012—2016 | 0–1–1 2010 Guangzhou FEN silver: foil team; 2014 Incheon FEN bronze: foil team | |
| Noriyuki Nishitani | SHO | Olympics | 2000 | 0–1–1 1998 Bangkok SHO silver: 10 m air pistol team, bronze: 50 m free pistol team | |
| Fumio Nishiuchi | ATH | Non-starter | 1960 | 1–2–0 1951 New Delhi ATH gold: decathlon, silver: 4×400 m relay; 1954 Manila silver: decathlon | |
| Kazutaka Nishiyama | BBL | Olympics | 1992 | 0–0–0 1990 Beijing BSB bronze (demonstration event) | |
| Kazutaka Nishiyama | BBL | Olympics | 1992 | 0–0–0 1990 Beijing BSB bronze (demonstration event) | |
| Kiyoshi Nishiyama | HBL | Olympics | 1984—1988 | 0–1–1 1982 New Delhi HBL silver; 1986 Seoul HBL bronze | |
| Rei Nishiyama | SBL | Olympics | 2008 | 3–0–0 2006 Doha SOF gold; 2010 Guangzhou SOF gold; 2014 Incheon SOF gold | |
| Yudai Nitta | CTR | Olympics | 2012—2020 | 1–2–2 2006 Doha CRD gold: sprint team; 2010 Guangzhou CRD silver: sprint team, bronze: sprint; 2018 Jakarta/Palembang CRD silver: keirin, bronze: sprint team | |
| Niu Guannan | WPO | Olympics | 2016—2020 | 1–0–0 2018 Jakarta/Palembang WPO gold | |
| Niu Lijie | FBL | Non-starter | 1996 | 2–0–0 1990 Beijing FBL gold; 1994 Hiroshima FBL gold | |
| Niu Zhiyuan | SHO | Olympics | 2000 | 2–0–0 2002 Busan SHO gold: 10 m running target and 10 m running target team | |
| Adilbek Niyazymbetov | BOX | Olympics | 2012—2016 | 1–0–0 2014 Incheon BOX gold: light-heavyweight -81 kg | |
| Adilbek Niyazymbetov | BOX | Olympics | 2012—2016 | 1–0–0 2014 Incheon BOX gold: light-heavyweight -81 kg | |
| Bolat Niyazymbetov | BOX | Olympics | 1996 | 0–0–1 1994 Hiroshima BOX bronze: light-welterweight -63.5 kg | |
| Bolat Niyazymbetov | BOX | Olympics | 1996 | 0–0–1 1994 Hiroshima BOX bronze: light-welterweight -63.5 kg | |
| No Do-Cheon | CRD | Olympics | 1960 | 1–1–0 1958 Tokyo CRD gold: road race team, silver: road race | |
| No Gap-Taek | TEN | Non-Medal | 1984 | 1–0–0 1986 Seoul TEN gold: team | |
| No Jeong-Yun | FBL | Olympics | 1992 | 0–0–1 1990 Beijing FBL bronze | |
| No Jin-Su | VVO | Olympics | 1984—1992 | 0–2–0 1986 Seoul VVO silver; 1990 Beijing VVO silver | |
| No Su-Jin | FBL | Olympics | 1988 | 1–0–0 1986 Seoul FBL gold | |
| No Yeong-Mi | HOC | Olympics | 1992 | 1–0–0 1990 Beijing HOC gold | |
| No Yeong-Sik | CTR | Olympics | 1996 | 1–0–0 1998 Bangkok CRD gold: 4000 m pursuit team | |
| R. R. Noble | CTR | Olympics | 1948 | 0–0–1 1951 New Delhi CRD bronze: sprint | |
| Akemi Noda | FBL | Olympics | 1996 | 0–1–0 1990 Beijing FBL silver | |
| Alberto Nogar | WLF | Olympics | 1960 | 0–0–1 1958 Tokyo WLF bronze: bantamweight -56 kg | |
| Masahiko Nomura | ROW | Olympics | 1988 | 0–1–1 1986 Seoul ROW bronze: coxed fours; 1994 Hiroshima ROW silver: eights | |
| Hideo Nonaka | SHO | Olympics | 1988 | 2–0–2 1982 New Delhi SHO gold: 25 m standard pistol team; 1986 Seoul SHO gold: 25 m centre fire pistol team, bronze: 25 m rapid-fire pistol team; 1990 Beijing SHO bronze: 25 m rapid-fire pistol team | |
| Nong Qunhua | BDM | Olympics | 1992 | 2–0–0 1990 Beijing BDM gold: doubles and team | |
| Takashi Nonomura | WRE | Olympics | 1992—1996 | 0–0–1 1994 Hiroshima WRE bronze: Greco-Roman heavyweight -100 kg | |
| Chanpeng Nontasin | CRD | Olympics | 2008 | 0–0–3 2006 Doha CRD bronze: points race; 2010 Guangzhou CRD bronze: individual road time trial and points race | |
| Muhammad Noor | FBL | Olympics / Non-starter | 1952—1956 | 1–0–0 1951 New Delhi FBL gold | |
| Omid Norouzi | WRE | Olympics | 2012—2016 | 1–0–0 2010 Guangzhou WRE gold: Greco-Roman lightweight -60 kg | |
| Toshiyuki Notomi | WLF | Olympics | 1996 | 0–0–1 1994 Hiroshima WLF bronze: flyweight -54 kg |