List of IMSA SportsCar Championship champions

IMSA awards championships and trophies to the most successful drivers and teams in each of the series' categories over the course of a season.

At the conclusion of the season, three champions receive an automatic invitation to the 24 Hours of Le Mans.

[2] The champions are not formally crowned until the IMSA awards ceremony after the season's final race.

[9] GTP replaced DPi as IMSA's top class and the LMP3 category was discontinued following the 2023 season.

Jon Bennett, Colin Braun, Dane Cameron, and Felipe Nasr have earned the most Prototype drivers' titles with three each and Action Express Racing, and PR1/Mathiasen Motorsports have achieved the most Prototype teams' championships with four.

Marc Lieb wearing a white, red and black jacket and looking at the camera
Antonio García has won more IMSA SportsCar Championship Drivers' Championships than any other driver with four.