| Competition: | 1971 Men's World Judo Championships |
| Dates: | 2–4 September 1971 |
| Venue: | Friedrich-Ebert-Halle |
| Location: | Ludwigshafen, West Germany |
The 1971 World Judo Championships were the 7th edition of the Men's World Judo Championships, and were held at the Friedrich-Ebert-Halle in Ludwigshafen, West Germany from 2–4 September, 1971.[1]
| -63 kg |  Takao Kawaguchi | Toyokazu Nomura |  Choi Jong-Sam Sergey Suslin | |
| -70 kg | Hideki Tsuzawa | Hiroshi Minatoya | Dietmar Hötger  Antoni Zajkowski | |
| -80 kg | Shozo Fujii | Yoshinari Shigematsu |  Guy Auffray  David Starbrook | |
| -93 kg | Fumio Sasahara | Nobuyuki Sato | Helmut Howiller  Chiaki Ishii | |
| +93 kg | Wim Ruska | Klaus Glahn | Hisakazu Iwata Keith Remfry | |
| Open | Masatoshi Shinomaki | Vitali Kusnetzov | Klaus Glahn Shinobu Sekine |