# Judo at the 1984 Summer Olympics – Men's 71 kg

The men's 71 kg competition in judo at the 1984 Summer Olympics in Los Angeles was held on 6 August at the California State University. The gold medal was won by Ahn Byeong-keun of South Korea.

## Results
### Pool A

| Round of 32 | Round of 32 | Round of 32 | Round of 16 | Round of 16 | Round of 16 | Quarterfinal | Quarterfinal | Quarterfinal | Semifinal | Semifinal | Semifinal |
| Glenn Beauchamp (CAN) | Glenn Beauchamp (CAN) | WO | | | | | | | | | |
| Luis Chirinos (HON) | Luis Chirinos (HON) | DNS | Glenn Beauchamp (CAN) | Glenn Beauchamp (CAN) | W | | | | | | |
| Tan Chin Kee (HKG) | Tan Chin Kee (HKG) | E | Yi Dexin (CHN) | Yi Dexin (CHN) | E | | | | | | |
| Yi Dexin (CHN) | Yi Dexin (CHN) | W | | | | Glenn Beauchamp (CAN) | Glenn Beauchamp (CAN) | R | | | |
| Shaun O'Leary (NZL) | Shaun O'Leary (NZL) | E | | | | Ezio Gamba (ITA) | Ezio Gamba (ITA) | W | | | |
| Johannes Wohlwend (LIE) | Johannes Wohlwend (LIE) | W | Johannes Wohlwend (LIE) | Johannes Wohlwend (LIE) | R | | | | | | |
| Ezio Gamba (ITA) | Ezio Gamba (ITA) | W | Ezio Gamba (ITA) | Ezio Gamba (ITA) | W | | | | | | |
| Serge Dyot (FRA) | Serge Dyot (FRA) | R | | | | | | | Ezio Gamba (ITA) | Ezio Gamba (ITA) | W |
| Rony Khawam (LIB) | Rony Khawam (LIB) | E | | | | | | | Luiz Onmura (BRA) | Luiz Onmura (BRA) | R |
| Hassan Ben Gamra (TUN) | Hassan Ben Gamra (TUN) | W | Hassan Ben Gamra (TUN) | Hassan Ben Gamra (TUN) | E | | | | | | |
| Yousry Zagloul (EGY) | Yousry Zagloul (EGY) | E | Luiz Onmura (BRA) | Luiz Onmura (BRA) | W | | | | | | |
| Luiz Onmura (BRA) | Luiz Onmura (BRA) | W | | | | Luiz Onmura (BRA) | Luiz Onmura (BRA) | W | | | |
| Frank Evensen (NOR) | Frank Evensen (NOR) | E | | | | Mike Swain (USA) | Mike Swain (USA) | E | | | |
| Mike Swain (USA) | Mike Swain (USA) | W | Mike Swain (USA) | Mike Swain (USA) | W | | | | | | |
| Jean Claude N'Guessan (CIV) | Jean Claude N'Guessan (CIV) | E | Yousuf Al-Hammad (KUW) | Yousuf Al-Hammad (KUW) | E | | | | | | |
| Yousuf Al-Hammad (KUW) | Yousuf Al-Hammad (KUW) | W | | | | | | | | | |

### Pool B

| Round of 32 | Round of 32 | Round of 32 | Round of 16 | Round of 16 | Round of 16 | Quarterfinal | Quarterfinal | Quarterfinal | Semifinal | Semifinal | Semifinal |
| Liaw Der-cheng (TPE) | Liaw Der-cheng (TPE) | YUK | | | | | | | | | |
| Michael Young (AUS) | Michael Young (AUS) | E | Liaw Der-cheng (TPE) | Liaw Der-cheng (TPE) | YUK | | | | | | |
| Joaquín Ruiz (ESP) | Joaquín Ruiz (ESP) | WIP | Joaquín Ruiz (ESP) | Joaquín Ruiz (ESP) | E | | | | | | |
| Alvaro Sanabria (CRC) | Alvaro Sanabria (CRC) | E | | | | Liaw Der-cheng (TPE) | Liaw Der-cheng (TPE) | E | | | |
| Antti Hyvärinen (FIN) | Antti Hyvärinen (FIN) | E | | | | Kerrith Brown (GBR) | Kerrith Brown (GBR) | KOK | | | |
| Steffen Stranz (FRG) | Steffen Stranz (FRG) | IPO | Steffen Stranz (FRG) | Steffen Stranz (FRG) | E | | | | | | |
| Kerrith Brown (GBR) | Kerrith Brown (GBR) | YUS | Kerrith Brown (GBR) | Kerrith Brown (GBR) | IPO | | | | | | |
| Vojo Vujevic (YUG) | Vojo Vujevic (YUG) | E | | | | | | | Kerrith Brown (GBR) | Kerrith Brown (GBR) | R |
| Ibrahima Diallo (SEN) | Ibrahima Diallo (SEN) | E | | | | | | | Ahn Byeong-keun (KOR) | Ahn Byeong-keun (KOR) | HAN |
| Hidetoshi Nakanishi (JPN) | Hidetoshi Nakanishi (JPN) | HAN | Hidetoshi Nakanishi (JPN) | Hidetoshi Nakanishi (JPN) | WAZ | | | | | | |
| Hugo d'Assunção (POR) | Hugo d'Assunção (POR) | E | Federico Vizcarra (MEX) | Federico Vizcarra (MEX) | E | | | | | | |
| Federico Vizcarra (MEX) | Federico Vizcarra (MEX) | WAZ | | | | Hidetoshi Nakanishi (JPN) | Hidetoshi Nakanishi (JPN) | R | | | |
| Alick Kalwihzi (ZAM) | Alick Kalwihzi (ZAM) | E | | | | Ahn Byeong-keun (KOR) | Ahn Byeong-keun (KOR) | YUK | | | |
| Juan Vargas (USA) | Juan Vargas (USA) | IPO | Juan Vargas (USA) | Juan Vargas (USA) | R | | | | | | |
| Kieran Foley (IRL) | Kieran Foley (IRL) | R | Ahn Byeong-keun (KOR) | Ahn Byeong-keun (KOR) | WIP | | | | | | |
| Ahn Byeong-keun (KOR) | Ahn Byeong-keun (KOR) | IPO | | | | | | | | | |

### Repechages

| Repechage | Repechage | Repechage | Repechage semifinal | Repechage semifinal | Repechage semifinal | Repechage final | Repechage final | Repechage final |
| Serge Dyot (FRA) | Serge Dyot (FRA) | YUK | | | | | | |
| Johannes Wohlwend (LIE) | Johannes Wohlwend (LIE) | E | Serge Dyot (FRA) | Serge Dyot (FRA) | E | | | |
| | | | Glenn Beauchamp (CAN) | Glenn Beauchamp (CAN) | YUS | | | |
| | | | | | | Glenn Beauchamp (CAN) | Glenn Beauchamp (CAN) | E |
| | | | | | | Luiz Onmura (BRA) | Luiz Onmura (BRA) | KOK |
| Repechage | Repechage | Repechage | Repechage semifinal | Repechage semifinal | Repechage semifinal | Repechage final | Repechage final | Repechage final |
| Kieran Foley (IRL) | Kieran Foley (IRL) | IPO | | | | | | |
| Juan Vargas (ESA) | Juan Vargas (ESA) | E | Kieran Foley (IRL) | Kieran Foley (IRL) | E | | | |
| | | | Hidetoshi Nakanishi (JPN) | Hidetoshi Nakanishi (JPN) | YUK | | | |
| | | | | | | Hidetoshi Nakanishi (JPN) | Hidetoshi Nakanishi (JPN) | E |
| | | | | | | Kerrith Brown (GBR) | Kerrith Brown (GBR) | KOK |

### Final

| Final | Final |
| Ezio Gamba (ITA) | |
| Ahn Byeong-keun (KOR) | KOK |

## Final classification

| Rank | Judoka | Nation |
| | Ahn Byeong-keun | South Korea |
| | Ezio Gamba | Italy |
| | Kerrith Brown | Great Britain |
| | Luiz Onmura | Brazil |
| 5T | Glenn Beauchamp | Canada |
| 5T | Hidetoshi Nakanishi | Japan |
| 7T | Kieran Foley | Ireland |
| 7T | Serge Dyot | France |
| 9T | Johannes Wohlwend | Liechtenstein |
| 9T | Juan Vargas | El Salvador |
| 11T | Mike Swain | United States |
| 11T | Liaw Der-cheng | Chinese Taipei |
| 13T | Yi Dexin | China |
| 13T | Federico Vizcarra | Mexico |
| 13T | Hassan Ben Gamra | Tunisia |
| 13T | Yousuf Al-Hammad | Kuwait |
| 13T | Joaquín Ruiz | Spain |
| 13T | Steffen Stranz | West Germany |
| 19T | Tan Chin Kee | Hong Kong |
| 19T | Shaun O'Leary | New Zealand |
| 19T | Jean Claude N'Guessan | Ivory Coast |
| 19T | Rony Khawam | Lebanon |
| 19T | Yousry Zagloul | Egypt |
| 19T | Frank Evensen | Norway |
| 19T | Michael Young | Australia |
| 19T | Alvaro Sanabria | Costa Rica |
| 19T | Antti Hyvärinen | Finland |
| 19T | Vojo Vujevic | Yugoslavia |
| 19T | Ibrahima Diallo | Senegal |
| 19T | Hugo d'Assunção | Portugal |
| 19T | Alick Kalwihzi | Zambia |