Brydan Klein (born 31 December 1989) is an Australian-born British professional tennis player. He prefers to play on a fast surface, such as grass or hard. Klein has yet to become an active competitor on the main ATP Tour. However, he did receive a wildcard from Tennis Australia for the 2008 Australian Open, but lost to Paul Capdeville in the first round of the Grand Slam event. He is a winner of the junior Australian Open.