William Andrew "Will" Sangster (born 11 October 1978) is a former Australian rules footballer who played with theSydney Swans in the Australian Football League (AFL).
Sangster played his junior football at East Malvern and made TAC Cup appearances for the Prahran Dragons.
He was selected by Sydney with pick 33 in the 1996 National Draft.
A ruckman, Sangster made his debut against Hawthorn in round seven of the 1999 AFL season. He played his only other game the following week, against Geelong, sharing the ruck duties with Adam Goodes.
He later played for the Noble Park Football Club.