Swimming at the 1920 Summer Olympics – Men's 400 metre freestyle

The men's 400 metre freestyle was a swimming event held as part of the swimming at the 1920 Summer Olympics programme. It was the third appearance of the event. A total of 22 swimmers from 11 nations competed in the event, which was held from Thursday, August 26 to Saturday, August 28, 1920.

Swimming at the 1920 Summer Olympics – Men's 400 metre freestyle

The men's 400 metre freestyle was a swimming event held as part of the swimming at the 1920 Summer Olympics programme. It was the third appearance of the event. A total of 22 swimmers from 11 nations competed in the event, which was held from Thursday, August 26 to Saturday, August 28, 1920.