During his competition swimming career, Wharton set world records in both the 200-meter and 400-meter individual medley events.

There he ended up in 42nd place in the men's 400 m individual medley event.

Smit currently holds the world record in the 200-meter and 400-meter individual medley events (short course).

Between 1959 and 1961 she won seven national titles in individual butterfly and medley events.

He also won the 400-metre individual medley event at the 1983 World University Games.

She placed fifth in the 200-meter individual medley event at the 2012 Summer Olympics.

She mainly competes in the 200 m freestyle and medley events.

He participated at the 1984 Summer Olympics, competing in individual medley events.

After recovering, he started an unbeaten streak in medley events that lasted from 1985 to 1993.

He is the only Australian male to have won an Olympic medal in an individual medley event.