1966 Rothmans 12 Hour International Sports Car Race

The 1966 Rothman's 12-Hour was an international sports car race held at the Surfers Paradise International Motor Circuit in Queensland, Australia on 21 August 1966. It was the first of four annual sports car endurance races held at the Queensland circuit between 1966 and 1969.

The race was won by Jackie Stewart and Andrew Buchanan driving a Ferrari 250LM.

Classes
Cars competed in three classes:
 * Class A – For Group 7 Two-Seater Racing Cars and Group A Sports Racing cars, divided into two sections, Under 2000cc and Over 2000cc
 * Class B – For Group B Improved Production cars divided into two sections, Under 2000cc and Over 2000cc
 * Class C – For Group D Series Production cars divided into two sections, Under 2000cc and Over 2000cc