William Sharman
- Role: Timekeeper
- Born: 12 September 1984 - Lagos, Nigeria
- Age: 40 years old
- Star Sign: Virgo
William was the timekeeper for the 2008 series of Gladiators on Sky1. He is an athlete who has moved away from the decathlon to now focus on the 110m hurdles. His coach is actually none other than Gladiators legend John Anderson.
Away from sport William is a classically trained concert pianist and brass band player. He was once in the BBC youth band of the year and used to be an air cadet.