Johnny Weissmuller beat two-time defending champion Duke Kahanamoku in the final.

[2] One of the five finalists from 1920 returned: two-time gold medalist Duke Kahanamoku of the United States.

The United States made its sixth appearance, having competed at each edition of the event to date.

In the second semifinal Johnny Weissmuller set a new Olympic record with 1:00.8 minutes.

The fastest two in each semi-final and the faster of the two third-placed swimmer advanced to the final.