Zac Langdon (born 13 November 1995) is a professional Australian rules footballer playing for the Greater Western Sydney Giants in the Australian Football League (AFL).
He was drafted by Greater Western Sydney with their fifth selection and fifty-sixth overall in the 2017 national draft.
He made his debut in the eighty-two point win and kicked a goal against the Western Bulldogs at UNSW Canberra Oval in the opening round of the 2018 season.