The men's 400 metre freestyle was a swimming event held as part of the swimming at the 1932 Summer Olympics programme.
[1] It was the sixth appearance of the event, which was established in 1908.
Nineteen swimmers from ten nations competed.
In the first heat Takashi Yokoyama set a new Olympic record with 4:53.2 minutes.
But in the final Buster Crabbe took the Olympic record with 4:48.4 minutes.