The 2012 Rolex Sports Car Series season was the thirteenth running of the Grand American Road Racing Association's premier series. It began with the 24 Hours of Daytona on January 28–29.
The schedule was announced on November 9, 2011. It consists of thirteen rounds. Twelve were announced that day. The final round at Lime Rock was announced November 14.
On May 13, 2011, Grand Am announced that various changes would be made to the Daytona Prototypes for the 2012 season:
Bold - Pole position
Italics - Fastest lap
Bold - Pole position
Italics - Fastest lap
The 2012 season marks the start of a three-race "endurance championship" featuring the 24 Hours of Daytona, the Six Hours of Watkins Glen, and the new race at Indianapolis. In Daytona, there are points in 6, 12, 18 and 24 hours. In Watkins Glen 3 and 6 with double points, and quadruple points in Indianapolis at the end of the race.