Heinrich Haussler (born 25 February 1984 in Inverell, Australia) is an Australian road racing cyclist of German heritage. Haussler races for UCI World Tour team Bahrain–Merida. He has won 2 stages in Grand Tours during his career, one at the 2005 Vuelta a España and another at the 2009 Tour de France. He is also a good Classics specialist, registering top results in notable classic races, and was the 2015 Australian national road race champion.