The 1977 Australian Touring Car Championship was a CAMS sanctioned Australian motor racing championship open to Group C Touring Cars. It was the 18th running of the Australian Touring Car Championship. The championship began at Symmons Plains Raceway on 7 March and ended at the Phillip Island Grand Prix Circuit on 20 November after eleven rounds. 1977 was the second and final time that the series incorporated the longer distance races which made up the Australian Championship of Makes. These races included the Sandown 400 and the Phillip Island 500K, although notably not the Bathurst 1000.