Having played eight tests for the Wallabies, he moved to Rugby League's Eastern Suburbs Roosters in 1974.
[3][2] In 1974, the fullback joined Eastern Suburbs rugby league club and was an instant sensation in the new code.
During the 1976 NSWRFL season, Fairfax played at fullback in the unofficial 1976 World Club Challenge match against British champions St. Helens in Sydney.
Fairfax played the final season of his career - 1981, with the South Sydney club and went on to coach the Snowy River Bears in Group 16.
At the 2017 local government elections, Fairfax stood as an Independent councillor for Randwick City Council.