Tags: Olympic Event, Olympics.
The men’s 400 metres was the third-shortest of the men’s track races in the Athletics at the 1964 Summer Olympics program in Tokyo. It was held on 17 October 18 October and 19 October 1964. 55 athletes from 36 nations entered with 5 not starting in the first round. The first two rounds were held on 17 October with the semifinals on 18 October and the final on 19 October.