Career
He played as a winger in the National Rugby League for the Parramatta Eels, Sydney Roosters, North Queensland Cowboys and Cronulla-Sutherland Sharks. He is the older brother of Australian international rugby league player, David Williams. He was given the choice to play first grade cricket but instead he chose to play rugby league.
He was the highest point scorer for the Cowboys in 2008 with 96 points.
In October 2010, Williams signed with the Cronulla-Sutherland Sharks for the 2011 NRL season. In 2012, he announced his retirement at the age of 27.