Au Chi-wai (; born 19 November 1969), sometimes referred to as Au Chi Wai or Chi-wai Au in Western media), is an amateur snooker and pool player from Hong Kong. In snooker, he won (with Marco Fu), the silver medal in the snooker doubles event at the 2002 Asian Games in Busan. Au was also the second runner-up in the 2009 Asian Snooker Championships. In pool, he was the first runner-up in the 2006 Asian 9-Ball Challenge, in Bangkok, on the WPA Asian 9-Ball Tour.
Au's highest snooker in competition is 147.