Matthew Stevens is a Welsh professional snooker player. He has won two of the game's Triple Crown events, the Masters in 2000 and the UK Championship in 2003. He has also been a two-time runner-up in the other triple crown event, the World Snooker Championship, in 2000 and 2005. Stevens reached a career high ranking of No. 4 for the 2005/2006 season. Stevens has compiled more than 350 century breaks during his career.

The Triple Crown in professional snooker refers to winning the sport's three longest-running and most prestigious tournaments: the World Snooker Championship, the invitational Masters, and the UK Championship. In January 2020, the three tournaments were formally named the Triple Crown Series.