William Dion (born December 18, 1987 in Drummondville, Quebec) is a Canadian curler and football player. He is two-sport athlete, having been the winning skip at the 2008 Canadian Junior Curling Championships and has most recently been signed by the Montreal Alouettes of the Canadian Football League. After his junior career, Dion would go on to play on the Quebec team at the 2010 Canadian Mixed Curling Championship. Dion played second on the team, which was skipped by Simon Hébert. The team finished the round robin with a 4-7 record.