Stephen Hoiles is an Australian rugby union footballer. He plays Super Rugby for the New South Wales Waratahs and previously turned out for the Brumbies. He also represented the Australia national rugby union team 16 times between 2004 and 2008.
Hoiles represented Australia in sevens rugby in 2001, and has also played for Australia A. He made his Wallabies debut in a 2004 Test match against Scotland. He was also a member of the squad for the 2006 Wallaby Spring Tour.
He is a former captain of the ACT Brumbies in the Super 14.