Trevor Williams
Trevor Williams may refer to:
Sports
- Trevor Williams (baseball), American baseball player
- Trevor C. Williams, Canadian basketball player and coach
- Trevor Williams (American football), American football player
- Trevor Williams (footballer), English footballer
- Trevor Williams (rugby union), Welsh rugby union player
Music
- Trevor Williams (bassist), British bass guitarist
- Trevor Williams (violinist), British violinist
Other
- Sir Trevor Williams, 1st Baronet, Welsh politician, landowner, military commander and rebel
- Trevor Williams (bishop), former Bishop of Limerick and Killaloe
- Trevor Williams (plant geneticist), British plant geneticist
- Trevor Williams (designer), British film and television production designer
- Trevor Illtyd Williams, British scientist and historian