Andreas Birnbacher (born 11 September 1981) is a former German biathlete. His biggest successes were the silver medal in the mass start event at the 2007 World Championships and the gold medal in the mixed relay at the 2008 World Championships. He also won the bronze medal at the 2012 world championships in Ruhpolding when he was part of the German teams that finished third in the mixed relay and the men's relay.