The 1974 Australian Touring Car Championship was an Australian motor racing competition open to Group C Touring Cars. Authorised by the Confederation of Australian Motor Sport as an Australian National Title, it was the 15th running of the Australian Touring Car Championship. The championship began at Symmons Plains on 4 March 1974 and ended at Adelaide International Raceway on 9 June after eight rounds.
The championship was won by Peter Brock, driving for the Holden Dealer Team in a Holden LJ Torana GTR XU-1 and a Holden LH Torana SL/R 5000.
The following drivers contested the championship.
The championship was contested over seven rounds.
Cars were classified into one of two displacement classes:
Points were awarded on a 9-6-4-3-2-1 basis to the first six place-getters in each class and on a 4-3-2-1 basis for the first four place-getters outright, irrespective of class.