Judo at the 1976 Summer Olympics – Men's 70 kg

The men's 70 kg competition in judo at the 1976 Summer Olympics in Montreal was held on 29 July at the Olympic Velodrome.

Two single-elimination pools, with winner of each pool advanced to the final. All judoka losing to the winner of each pool advanced to repêchage pools, with the winners of the repêchage pools earning bronze medals.