# Judo at the 1980 Summer Olympics – Men's 71 kg

Men's 71 kg competition in Judo at the 1980 Summer Olympics in Moscow, Soviet Union was held at Palace of Sports of the Central Lenin Stadium. The gold medal won by Ezio Gamba from Italy.

## 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 |
| Alonzo Henderson (IRL) | Alonzo Henderson (IRL) | | | | | | | | | | |
| Bye | Bye | | Niokhor Dionge (SEN) | Niokhor Dionge (SEN) | 5:00 | | | | | | |
| Niokhor Dionge (SEN) | Niokhor Dionge (SEN) | 1:33 | Alonzo Henderson (IRL) | Alonzo Henderson (IRL) | E | | | | | | |
| Roukoz Roukoz (LIB) | Roukoz Roukoz (LIB) | E | | | | Karl-Heinz Lehmann (GDR) | Karl-Heinz Lehmann (GDR) | 0:25 | | | |
| Seppo Myllylä (FIN) | Seppo Myllylä (FIN) | 3:14 | | | | Niokhor Dionge (SEN) | Niokhor Dionge (SEN) | E | | | |
| Cornel Roman (ROM) | Cornel Roman (ROM) | E | Karl-Heinz Lehmann (GDR) | Karl-Heinz Lehmann (GDR) | 5:00 | | | | | | |
| Karl-Heinz Lehmann (GDR) | Karl-Heinz Lehmann (GDR) | 5:00 | Seppo Myllylä (FIN) | Seppo Myllylä (FIN) | E | | | | | | |
| Johann Leo (AUT) | Johann Leo (AUT) | E | | | | | | | Neil Adams (GBR) | Neil Adams (GBR) | 1:04 |
| Halldór Guðbjörnsson (ISL) | Halldór Guðbjörnsson (ISL) | 0:46 | | | | | | | Karl-Heinz Lehmann (GDR) | Karl-Heinz Lehmann (GDR) | R |
| Paul Diop (MLI) | Paul Diop (MLI) | E | Edward Alkśnin (POL) | Edward Alkśnin (POL) | 2:37 | | | | | | |
| Edward Alkśnin (POL) | Edward Alkśnin (POL) | 4:35 | Halldor Gudbjörnsson (ISL) | Halldor Gudbjörnsson (ISL) | E | | | | | | |
| Anelson Vieira (BRA) | Anelson Vieira (BRA) | E | | | | Neil Adams (GBR) | Neil Adams (GBR) | 1:39 | | | |
| Maurice Nkandem (CMR) | Maurice Nkandem (CMR) | 3:17 | | | | Edward Alkśnin (POL) | Edward Alkśnin (POL) | R | | | |
| George Hamaiko (ZAM) | George Hamaiko (ZAM) | E | Neil Adams (GBR) | Neil Adams (GBR) | 00:00 | | | | | | |
| Neil Adams (GBR) | Neil Adams (GBR) | 1:13 | Maurice Nkandem (CMR) | Maurice Nkandem (CMR) | R | | | | | | |
| Michael Picken (AUS) | Michael Picken (AUS) | R | | | | | | | | | |

### 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 |
| Ravdangiin Davaadalai (MGL) | Ravdangiin Davaadalai (MGL) | 1:15 | | | | | | | | | |
| Abdoulaye Diallo (GUI) | Abdoulaye Diallo (GUI) | E | Ravdangiin Davaadalai (MGL) | Ravdangiin Davaadalai (MGL) | 5:00 | | | | | | |
| Tamaz Namgalauri (URS) | Tamaz Namgalauri (URS) | 1:07 | Tamaz Namgalauri (URS) | Tamaz Namgalauri (URS) | E | | | | | | |
| Manuel Chavez (CRC) | Manuel Chavez (CRC) | E | | | | Ravdangiin Davaadalai (MGL) | Ravdangiin Davaadalai (MGL) | 3:11 | | | |
| Ronny Nilsson (SWE) | Ronny Nilsson (SWE) | 1:43 | | | | Ricardo Tuero (CUB) | Ricardo Tuero (CUB) | E | | | |
| Neofitos Aresti (CYP) | Neofitos Aresti (CYP) | E | Ricardo Tuero (CUB) | Ricardo Tuero (CUB) | 3:14 | | | | | | |
| Ricardo Tuero (CUB) | Ricardo Tuero (CUB) | 5:00 | Ronny Nilsson (SWE) | Ronny Nilsson (SWE) | E | | | | | | |
| Issam Tombakji (SYR) | Issam Tombakji (SYR) | E | | | | | | | Ezio Gamba (ITA) | Ezio Gamba (ITA) | 3:11 |
| Ezio Gamba (ITA) | Ezio Gamba (ITA) | 0:22 | | | | | | | Ravdangiin Davaadalai (MGL) | Ravdangiin Davaadalai (MGL) | R |
| Fahad Al-Farhan (KUW) | Fahad Al-Farhan (KUW) | R | Ezio Gamba (ITA) | Ezio Gamba (ITA) | 5:00 | | | | | | |
| Christian Dyot (FRA) | Christian Dyot (FRA) | 5:00 | Christian Dyot (FRA) | Christian Dyot (FRA) | R | | | | | | |
| Vojislav Vujević (YUG) | Vojislav Vujević (YUG) | E | | | | Ezio Gamba (ITA) | Ezio Gamba (ITA) | 1:20 | | | |
| Kim Byong-gun (PRK) | Kim Byong-gun (PRK) | 5:00 | | | | Kim Byong-Gun (PRK) | Kim Byong-Gun (PRK) | R | | | |
| Djillali Ben Brahim (ALG) | Djillali Ben Brahim (ALG) | E | Kim Byong-Gun (PRK) | Kim Byong-Gun (PRK) | 5:00 | | | | | | |
| Károly Molnár (HUN) | Károly Molnár (HUN) | | Károly Molnár (HUN) | Károly Molnár (HUN) | E | | | | | | |
| Bye | Bye | | | | | | | | | | |

### Repechages

| Repechage | Repechage | Repechage | Repechage semifinal | Repechage semifinal | Repechage semifinal | Repechage final | Repechage final | Repechage final |
| Michael Picken (AUS) | Michael Picken (AUS) | 0:00 | | | | | | |
| Maurice Nkandem (CMR) | Maurice Nkandem (CMR) | E | Edward Alkśnin (POL) | Edward Alkśnin (POL) | 5:00 | | | |
| | | | Michael Picken (AUS) | Michael Picken (AUS) | E | | | |
| | | | | | | Karl-Heinz Lehmann (GDR) | Karl-Heinz Lehmann (GDR) | 7:00 |
| | | | | | | Edward Alkśnin (POL) | Edward Alkśnin (POL) | |
| Repechage | Repechage | Repechage | Repechage semifinal | Repechage semifinal | Repechage semifinal | Repechage final | Repechage final | Repechage final |
| Christian Dyot (FRA) | Christian Dyot (FRA) | 1:43 | | | | | | |
| Fahad Al-Farhan (KUW) | Fahad Al-Farhan (KUW) | E | Christian Dyot (FRA) | Christian Dyot (FRA) | 5:00 | | | |
| | | | Kim Byong-Gun (PRK) | Kim Byong-Gun (PRK) | E | | | |
| | | | | | | Ravdangiin Davaadalai (MGL) | Ravdangiin Davaadalai (MGL) | 7:00 |
| | | | | | | Christian Dyot (FRA) | Christian Dyot (FRA) | |

### Final

| Final | Final |
| Ezio Gamba (ITA) | 7:00 |
| Neil Adams (GBR) | |