Swimming at the 1912 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 1912 Summer Olympics programme. It was the third appearance of the event, which had been introduced in 1904. The competition was held from Thursday July 11, 1912 to Sunday July 14, 1912. Twenty-six swimmers from 13 nations competed.

Swimming at the 1912 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 1912 Summer Olympics programme. It was the third appearance of the event, which had been introduced in 1904. The competition was held from Thursday July 11, 1912 to Sunday July 14, 1912. Twenty-six swimmers from 13 nations competed.