Luke Williamson, Australian rugby league player
Luke Williamson (born 2 June 1978) is an Australian former professional rugby league footballer who played in the 1990s and 2000s. He is now coach of the Manly Warringah Sea Eagles' NSW Cup team after previously coaching the team in 2011 and being the coach of Manly Warringah Sea Eagles Toyota Cup (Under-20s) team in the 2012 competition. His playing career was spent with the Adelaide Rams, the Canberra Raiders, the Northern Eagles and the Manly Warringah Sea Eagles in the National Rugby League and for the Harlequins RL in the Super League.