# Judo at the 1984 Summer Olympics – Men's 86 kg

The men's 86 kg competition in judo at the 1984 Summer Olympics in Los Angeles was held on 8 August at the California State University. The gold medal was won by Peter Seisenbacher of Austria.

## 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 |
| Chang Shou-chung (TPE) | Chang Shou-chung (TPE) | IPO | | | | | | | | | |
| Séraphin Okuaka (CGO) | Séraphin Okuaka (CGO) | E | Chang Shou-chung (TPE) | Chang Shou-chung (TPE) | R | | | | | | |
| Stanko Lopatić (YUG) | Stanko Lopatić (YUG) | R | Peter Seisenbacher (AUT) | Peter Seisenbacher (AUT) | IPO | | | | | | |
| Peter Seisenbacher (AUT) | Peter Seisenbacher (AUT) | WIP | | | | Peter Seisenbacher (AUT) | Peter Seisenbacher (AUT) | IPO | | | |
| Hussain Shareef (KUW) | Hussain Shareef (KUW) | E | | | | Seiki Nose (JPN) | Seiki Nose (JPN) | R | | | |
| Eduardo Novoa (CHI) | Eduardo Novoa (CHI) | IPO | Eduardo Novoa (CHI) | Eduardo Novoa (CHI) | E | | | | | | |
| Seiki Nose (JPN) | Seiki Nose (JPN) | IPO | Seiki Nose (JPN) | Seiki Nose (JPN) | IPO | | | | | | |
| Kostas Papakostas (CYP) | Kostas Papakostas (CYP) | E | | | | | | | Peter Seisenbacher (AUT) | Peter Seisenbacher (AUT) | IPO |
| Louis Jani (CAN) | Louis Jani (CAN) | E | | | | | | | Fabien Canu (FRA) | Fabien Canu (FRA) | R |
| Marc Meiling (FRG) | Marc Meiling (FRG) | YUS | Marc Meiling (FRG) | Marc Meiling (FRG) | E | | | | | | |
| Clément Nzali (CMR) | Clément Nzali (CMR) | E | Fabien Canu (FRA) | Fabien Canu (FRA) | IPO | | | | | | |
| Fabien Canu (FRA) | Fabien Canu (FRA) | YUK | | | | Fabien Canu (FRA) | Fabien Canu (FRA) | YUK | | | |
| Andrew Richardson (AUS) | Andrew Richardson (AUS) | E | | | | Park Kyung-ho (KOR) | Park Kyung-ho (KOR) | E | | | |
| Park Kyung-ho (KOR) | Park Kyung-ho (KOR) | WAZ | Park Kyung-ho (KOR) | Park Kyung-ho (KOR) | IPO | | | | | | |
| Bill Vincent (NZL) | Bill Vincent (NZL) | IPO | Bill Vincent (NZL) | Bill Vincent (NZL) | E | | | | | | |
| Alejandro Strático (ARG) | Alejandro Strático (ARG) | E | | | | | | | | | |

### 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 |
| Eric-Louis Bessi (MON) | Eric-Louis Bessi (MON) | E | | | | | | | | | |
| Densign White (GBR) | Densign White (GBR) | WIP | Densign White (GBR) | Densign White (GBR) | IPO | | | | | | |
| Alfonso García (ESP) | Alfonso García (ESP) | HAN | Alfonso García (ESP) | Alfonso García (ESP) | E | | | | | | |
| Mario Vecchi (ITA) | Mario Vecchi (ITA) | E | | | | Densign White (GBR) | Densign White (GBR) | R | | | |
| Robert Berland (USA) | Robert Berland (USA) | WO | | | | Robert Berland (USA) | Robert Berland (USA) | YUS | | | |
| Mohamed Lamine Sano (GUI) | Mohamed Lamine Sano (GUI) | DNS | Robert Berland (USA) | Robert Berland (USA) | IPO | | | | | | |
| Franch Casadei (SMR) | Franch Casadei (SMR) | E | Magnus Büchel (LIE) | Magnus Büchel (LIE) | R | | | | | | |
| Magnus Büchel (LIE) | Magnus Büchel (LIE) | YUK | | | | | | | Robert Berland (USA) | Robert Berland (USA) | YUK |
| Gilbert Gustin (BEL) | Gilbert Gustin (BEL) | DNS | | | | | | | Walter Carmona (BRA) | Walter Carmona (BRA) | R |
| Ben Spijkers (NED) | Ben Spijkers (NED) | WO | Ben Spijkers (NED) | Ben Spijkers (NED) | IPO | | | | | | |
| José Fuentes (PUR) | José Fuentes (PUR) | E | Hamza Doublali (MAR) | Hamza Doublali (MAR) | E | | | | | | |
| Hamza Doublali (MAR) | Hamza Doublali (MAR) | YUS | | | | Ben Spijkers (NED) | Ben Spijkers (NED) | E | | | |
| Atif Muhammad Hussain (EGY) | Atif Muhammad Hussain (EGY) | E | | | | Walter Carmona (BRA) | Walter Carmona (BRA) | YUS | | | |
| Walter Carmona (BRA) | Walter Carmona (BRA) | IPO | Walter Carmona (BRA) | Walter Carmona (BRA) | IPO | | | | | | |
| | | | Michel Grant (SWE) | Michel Grant (SWE) | E | | | | | | |

### Repechages

| Repechage | Repechage | Repechage | Repechage semifinal | Repechage semifinal | Repechage semifinal | Repechage final | Repechage final | Repechage final |
| Stanko Lopatić (YUG) | Stanko Lopatić (YUG) | KOK | | | | | | |
| Johannes Wohlwend (LIE) | Johannes Wohlwend (LIE) | E | Stanko Lopatić (YUG) | Stanko Lopatić (YUG) | E | | | |
| | | | Seiki Nose (JPN) | Seiki Nose (JPN) | IPO | | | |
| | | | | | | Seiki Nose (JPN) | Seiki Nose (JPN) | IPO |
| | | | | | | Fabien Canu (FRA) | Fabien Canu (FRA) | E |
| Repechage semifinal | Repechage semifinal | Repechage semifinal | Repechage final | Repechage final | Repechage final |
| Magnus Büchel (LIE) | Magnus Büchel (LIE) | E | | | |
| Densign White (GBR) | Densign White (GBR) | IPO | | | |
| | | | Densign White (GBR) | Densign White (GBR) | E |
| | | | Walter Carmona (BRA) | Walter Carmona (BRA) | KOK |

### Final

| Final | Final |
| Peter Seisenbacher (AUT) | IPO |
| Robert Berland (USA) | |

## Final classification

| Rank | Judoka | Nation |
| | Peter Seisenbacher | Austria |
| | Robert Berland | United States |
| | Walter Carmona | Brazil |
| | Seiki Nose | Japan |
| 5T | Fabien Canu | France |
| 5T | Densign White | Great Britain |
| 7T | Magnus Büchel | Liechtenstein |
| 7T | Stanko Lopatić | Yugoslavia |
| 9 | Chang Shou-chung | Chinese Taipei |
| 10T | Park Gyeong-ho | South Korea |
| 10T | Ben Spijkers | Netherlands |
| 12T | Michel Grant | Sweden |
| 12T | Eduardo Novoa | Chile |
| 12T | Marc Meiling | West Germany |
| 12T | Bill Vincent | New Zealand |
| 12T | Alfonso García | Spain |
| 12T | Hamza Doublali | Morocco |
| 18T | Séraphin Okuaka | Republic of the Congo |
| 18T | Andrew Richardson | Australia |
| 18T | Hussain Shareef | Kuwait |
| 18T | Kostas Papakostas | Cyprus |
| 18T | Louis Jani | Canada |
| 18T | Clément Nzali | Cameroon |
| 18T | Alejandro Strático | Argentina |
| 18T | Eric-Louis Bessi | Monaco |
| 18T | Mario Vecchi | Italy |
| 18T | Franch Casadei | San Marino |
| 18T | José Fuentes | Puerto Rico |
| 18T | Atif Muhammad Hussain | Egypt |