 In the 1500 m event, he placed second in both his heat and semifinal, before abandoning in the final after 600 m.

An ear infection to Bill Longworth resulted in Champion being promoted to the 4 × 200 m freestyle relay team.In the final on 15 July, Champion swam the second leg, and started equal with the American swimmer after Cecil Healy's first leg before building up a 10 m lead in his leg.Les Boardman extended the lead to 15 m before Harold Hardwick held off Duke Kahanamoku to claim the gold medal in the world record time of 10