Judo at the 1964 Summer Olympics - Men's 80 kg

The middleweight class was a judo event held as part of the Judo at the 1964 Summer Olympics programme. The weight class was the second-lightest contested, and allowed judokas of up to eighty kilograms. The competition was held on Wednesday, October 21, 1964.

Twenty-five judokas from twenty nations competed.

The twenty-five competitors were divided into seven pools of three and one group of four. Each pool played a round-robin tournament, with the winner of the pool advancing to the quarterfinals.

Pool A

Pool B

Pool C

Pool D

Pool E

Pool F

Pool G

Pool H

The remaining eight judokas competed in a single elimination bracket. Losers in the quarterfinals were placed 5-8 while both losers in the semifinals won bronze medals.

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