# Judo at the 1984 Summer Olympics – Men's 78 kg

The men's 78 kg competition in judo at the 1984 Summer Olympics in Los Angeles was held on 7 August at the California State University. The gold medal was won by Frank Wieneke of West Germany.

## Results
### Pool A

| Round of 64 | Round of 64 | Round of 64 | Round of 32 | Round of 32 | Round of 32 | Round of 16 | Round of 16 | Round of 16 | Quarterfinal | Quarterfinal | Quarterfinal | Semifinal | Semifinal | Semifinal |
| António Roquete (POR) | António Roquete (POR) | W | | | | | | | | | | | | |
| Javier Condor (CRC) | Javier Condor (CRC) | E | António Roquete (POR) | António Roquete (POR) | IPO | | | | | | | | | |
| | | | Abdoulaye Diallo (GUI) | Abdoulaye Diallo (GUI) | E | | | | | | | | | |
| | | | | | | António Roquete (POR) | António Roquete (POR) | E | | | | | | |
| Fridtjof Thoen (NOR) | Fridtjof Thoen (NOR) | E | | | | Süheyl Yesilnur (TUR) | Süheyl Yesilnur (TUR) | KOK | | | | | | |
| Javier Condor (CRC) | Javier Condor (CRC) | W | Süheyl Yesilnur (TUR) | Süheyl Yesilnur (TUR) | IPO | | | | | | | | | |
| | | | Ignacio Sanz (ESP) | Ignacio Sanz (ESP) | E | | | | | | | | | |
| | | | | | | | | | Süheyl Yesilnur (TUR) | Süheyl Yesilnur (TUR) | E | | | |
| Filip Lešcak (YUG) | Filip Lešcak (YUG) | WO | | | | | | | Filip Lešcak (YUG) | Filip Lešcak (YUG) | IPO | | | |
| Adrian Sierra (HON) | Adrian Sierra (HON) | DNS | Filip Lešcak (YUG) | Filip Lešcak (YUG) | WAZ | | | | | | | | | |
| | | | Rogério dos Santos (BRA) | Rogério dos Santos (BRA) | E | | | | | | | | | |
| | | | | | | Filip Lešcak (YUG) | Filip Lešcak (YUG) | WAZ | | | | | | |
| | | | | | | Ousseynou Guèye (SEN) | Ousseynou Guèye (SEN) | E | | | | | | |
| | | | Ioannis Kougialis (CYP) | Ioannis Kougialis (CYP) | E | | | | | | | | | |
| | | | Ousseynou Guèye (SEN) | Ousseynou Guèye (SEN) | IPO | | | | | | | | | |
| | | | | | | | | | | | | Filip Lešcak (YUG) | Filip Lešcak (YUG) | R |
| Rob Henneveld (NED) | Rob Henneveld (NED) | WO | | | | | | | | | | Neil Adams (GBR) | Neil Adams (GBR) | KOK |
| Jaime Casanova (DOM) | Jaime Casanova (DOM) | DNS | Rob Henneveld (NED) | Rob Henneveld (NED) | R | | | | | | | | | |
| | | | Neil Adams (GBR) | Neil Adams (GBR) | IPO | | | | | | | | | |
| | | | | | | Neil Adams (GBR) | Neil Adams (GBR) | IPO | | | | | | |
| | | | | | | Brett Barron (USA) | Brett Barron (USA) | R | | | | | | |
| | | | Sayed Al-Tubaikh (KUW) | Sayed Al-Tubaikh (KUW) | E | | | | | | | | | |
| | | | Brett Barron (USA) | Brett Barron (USA) | IPO | | | | | | | | | |
| | | | | | | | | | Neil Adams (GBR) | Neil Adams (GBR) | KOK | | | |
| Graeme Spinks (NZL) | Graeme Spinks (NZL) | E | | | | | | | Michel Nowak (FRA) | Michel Nowak (FRA) | R | | | |
| Michel Nowak (FRA) | Michel Nowak (FRA) | W | Michel Nowak (FRA) | Michel Nowak (FRA) | IPO | | | | | | | | | |
| | | | Moshe Ponte (ISR) | Moshe Ponte (ISR) | E | | | | | | | | | |
| | | | | | | Michel Nowak (FRA) | Michel Nowak (FRA) | SOG | | | | | | |
| | | | | | | Seppo Myllylä (FIN) | Seppo Myllylä (FIN) | E | | | | | | |
| | | | Seppo Myllylä (FIN) | Seppo Myllylä (FIN) | IPO | | | | | | | | | |
| | | | Asafu Tembo (ZAM) | Asafu Tembo (ZAM) | E | | | | | | | | | |

### Pool B

| Round of 64 | Round of 64 | Round of 64 | Round of 32 | Round of 32 | Round of 32 | Round of 16 | Round of 16 | Round of 16 | Quarterfinal | Quarterfinal | Quarterfinal | Semifinal | Semifinal | Semifinal |
| Mircea Frățică (ROU) | Mircea Frățică (ROU) | W | | | | | | | | | | | | |
| Li Chung Tai (HKG) | Li Chung Tai (HKG) | E | Mircea Frățică (ROU) | Mircea Frățică (ROU) | IPO | | | | | | | | | |
| | | | Paul Diop (MLI) | Paul Diop (MLI) | E | | | | | | | | | |
| | | | | | | Mircea Frățică (ROU) | Mircea Frățică (ROU) | YUK | | | | | | |
| Jean-Marie Dedecker (BEL) | Jean-Marie Dedecker (BEL) | DNS | | | | Per Kjellin (SWE) | Per Kjellin (SWE) | E | | | | | | |
| Thomas Haasmann (AUT) | Thomas Haasmann (AUT) | WO | Thomas Haasmann (AUT) | Thomas Haasmann (AUT) | E | | | | | | | | | |
| | | | Per Kjellin (SWE) | Per Kjellin (SWE) | KOK | | | | | | | | | |
| | | | | | | | | | Mircea Frățică (ROU) | Mircea Frățică (ROU) | IPO | | | |
| Massimo Marcelli (ITA) | Massimo Marcelli (ITA) | DNS | | | | | | | Jorge Bonnet (PUR) | Jorge Bonnet (PUR) | E | | | |
| Jorge Bonnet (PUR) | Jorge Bonnet (PUR) | WO | Jorge Bonnet (PUR) | Jorge Bonnet (PUR) | WIP | | | | | | | | | |
| | | | Christophe Wogo (CGO) | Christophe Wogo (CGO) | E | | | | | | | | | |
| | | | | | | Jorge Bonnet (PUR) | Jorge Bonnet (PUR) | IPO | | | | | | |
| | | | | | | Jules-Albert Ndemba (CMR) | Jules-Albert Ndemba (CMR) | E | | | | | | |
| | | | Jules-Albert Ndemba (CMR) | Jules-Albert Ndemba (CMR) | IPO | | | | | | | | | |
| | | | Mohamed Maach (MAR) | Mohamed Maach (MAR) | E | | | | | | | | | |
| | | | | | | | | | | | | Mircea Frățică (ROU) | Mircea Frățică (ROU) | R |
| Gaston Oula (CIV) | Gaston Oula (CIV) | R | | | | | | | | | | Frank Wieneke (FRG) | Frank Wieneke (FRG) | YUS |
| Frank Wieneke (FRG) | Frank Wieneke (FRG) | W | Frank Wieneke (FRG) | Frank Wieneke (FRG) | YUK | | | | | | | | | |
| | | | Hiromitsu Takano (JPN) | Hiromitsu Takano (JPN) | R | | | | | | | | | |
| | | | | | | Frank Wieneke (FRG) | Frank Wieneke (FRG) | WAZ | | | | | | |
| | | | | | | Walid Mohamed Hussain (EGY) | Walid Mohamed Hussain (EGY) | R | | | | | | |
| | | | Simione Kuruvoli (FIJ) | Simione Kuruvoli (FIJ) | E | | | | | | | | | |
| | | | Walid Mohamed Hussain (EGY) | Walid Mohamed Hussain (EGY) | IPO | | | | | | | | | |
| | | | | | | | | | Frank Wieneke (FRG) | Frank Wieneke (FRG) | KOK | | | |
| Hwang Jin-su (KOR) | Hwang Jin-su (KOR) | E | | | | | | | Kevin Doherty (CAN) | Kevin Doherty (CAN) | R | | | |
| Carlos Huttich (MEX) | Carlos Huttich (MEX) | W | Carlos Huttich (MEX) | Carlos Huttich (MEX) | E | | | | | | | | | |
| | | | Liu Junlin (CHN) | Liu Junlin (CHN) | KOK | | | | | | | | | |
| | | | | | | Liu Junlin (CHN) | Liu Junlin (CHN) | E | | | | | | |
| | | | | | | Kevin Doherty (CAN) | Kevin Doherty (CAN) | IPO | | | | | | |
| | | | Kevin Doherty (CAN) | Kevin Doherty (CAN) | YUK | | | | | | | | | |
| | | | Sun Yih-shong (TPE) | Sun Yih-shong (TPE) | E | | | | | | | | | |

### Repechages

| Repechage | Repechage | Repechage | Repechage semifinal | Repechage semifinal | Repechage semifinal | Repechage final | Repechage final | Repechage final |
| Rob Henneveld (NED) | Rob Henneveld (NED) | KOK | | | | | | |
| Brett Barron (USA) | Brett Barron (USA) | E | Rob Henneveld (NED) | Rob Henneveld (NED) | E | | | |
| | | | Michel Nowak (FRA) | Michel Nowak (FRA) | YUS | | | |
| | | | | | | Michel Nowak (FRA) | Michel Nowak (FRA) | YUK |
| | | | | | | Filip Lešcak (YUG) | Filip Lešcak (YUG) | E |
| Repechage | Repechage | Repechage | Repechage quarterfinal | Repechage quarterfinal | Repechage quarterfinal | Repechage semifinal | Repechage semifinal | Repechage semifinal | Repechage final | Repechage final | Repechage final |
| Gaston Oula (CIV) | Gaston Oula (CIV) | E | | | | | | | | | |
| Hiromitsu Takano (JPN) | Hiromitsu Takano (JPN) | IPO | Hiromitsu Takano (JPN) | Hiromitsu Takano (JPN) | YUK | | | | | | |
| | | | Walid Mohamed Hussain (EGY) | Walid Mohamed Hussain (EGY) | E | | | | | | |
| | | | | | | Hiromitsu Takano (JPN) | Hiromitsu Takano (JPN) | YUS | | | |
| | | | | | | Kevin Doherty (CAN) | Kevin Doherty (CAN) | E | | | |
| | | | | | | | | | Hiromitsu Takano (JPN) | Hiromitsu Takano (JPN) | E |
| | | | | | | | | | Mircea Frățică (ROU) | Mircea Frățică (ROU) | KOK |

### Final

| Final | Final |
| Neil Adams (GBR) | |
| Frank Wieneke (FRG) | IPO |

## Final classification

| Rank | Judoka | Nation |
| | Frank Wieneke | West Germany |
| | Neil Adams | Great Britain |
| | Mircea Frățică | Romania |
| | Michel Nowak | France |
| 5T | Filip Lešcak | Yugoslavia |
| 5T | Hiromitsu Takano | Japan |
| 7T | Kevin Doherty | Canada |
| 7T | Rob Henneveld | Netherlands |
| 9T | Brett Barron | United States |
| 9T | Walid Mohamed Hussain | Egypt |
| 11 | Gaston Oula | Ivory Coast |
| 12T | Süheyl Yesilnur | Turkey |
| 12T | Jorge Bonnet | Puerto Rico |
| 14T | António Roquete | Portugal |
| 14T | Ousseynou Guèye | Senegal |
| 14T | Liu Junlin | China |
| 14T | Seppo Myllylä | Finland |
| 14T | Per Kjellin | Sweden |
| 14T | Jules-Albert Ndemba | Cameroon |
| 20T | Abdoulaye Diallo | Guinea |
| 20T | Ignacio Sanz | Spain |
| 20T | Rogério dos Santos | Brazil |
| 20T | Ioannis Kougialis | Cyprus |
| 20T | Sun Yih-shong | Chinese Taipei |
| 20T | Sayed Al-Tubaikh | Kuwait |
| 20T | Moshe Ponte | Israel |
| 20T | Asafu Tembo | Zambia |
| 20T | Paul Diop | Mali |
| 20T | Thomas Haasmann | Austria |
| 20T | Christophe Wogo | Republic of the Congo |
| 20T | Mohamed Maach | Morocco |
| 20T | Carlos Huttich | Mexico |
| 20T | Simione Kuruvoli | Fiji |
| 34T | Javier Condor | Costa Rica |
| 34T | Fridtjof Thoen | Norway |
| 34T | Graeme Spinks | New Zealand |
| 34T | Li Chung Tai | Hong Kong |
| 34T | Hwang Jin-su | South Korea |