The 1966 season was the fifth season of national competitive soccer in Australia and 83rd overall.
The competition began on 8 October 1966. Sixteen clubs had entered the competition with the final two clubs APIA Leichhardt and Sydney Hakoah qualifying for the Final. APIA Leichhardt won the Final match 2âÂÂ0 with goals by Ricardo Campana and Bill Kerklaan.
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