The 59th Mobil 1 12 Hours of Sebring presented by Fresh from Florida was held at Sebring International Raceway on March 19, 2011. It was the opening round of the 2011 American Le Mans Series season and the 2011 Intercontinental Le Mans Cup.
Pole position winners in each class are marked in bold.
Class winners in bold. Cars failing to complete 70% of winner's distance marked as Not Classified (NC).