Judo at the 2004 Summer Games: Previous Summer Games ▪ Next Summer Games
Host City: Athina, Greece
Location: Ano Liossia Olympic Hall
Date Started: August 20, 2004
Date Finished: August 20, 2004
Format: Two single-elimination pools, with winner of each pool advanced to the final. All judoka losing to the finalists in each pool advanced to repêchage pools, with the winners of the repêchage pools earning bronze medals.
| Gold: | Keiji Suzuki |
| Silver: | Tamerlan Tmenov |
| Bronze: | Indrek Pertelson Dennis van der Geest |