
The 24 Hours of Daytona, currently known as the Rolex 24 At Daytona for sponsorship reasons, is a 24-hour sports car endurance race held annually at Daytona International Speedway in Daytona Beach, Florida. It is run on a 3.56-mile (5.73 km) combined road course, utilizing portions of the NASCAR tri-oval and an infield road course. Since its inception, it has been held on the last weekend of January or first weekend of February as part of Speedweeks, and it is the first major automobile race of the year in the United States. It is also the first race of the season for the WeatherTech SportsCar Championship.

The 1993 Rolex 24 at Daytona was a 24-hour endurance sports car race held on January 30–31, 1993 at the Daytona International Speedway road course. The race served as the opening round of the 1993 IMSA GT Championship.

The 2011 Rolex 24 at Daytona ran on Saturday and Sunday January 29–30, 2011 at the Daytona International Speedway was the 49th running of the 24 Hours of Daytona endurance race. The first race of the 2011 Rolex Sports Car Series season, it was broadcast on Speed Channel, with fourteen hours of live coverage, in addition to a considerable attendance.

The 2012 Rolex 24 at Daytona was a long-distance motor race for sports cars conforming to the regulations of the Grand-Am Road Racing series. The race was held over a duration of 24 hours, starting at 3:30pm on Saturday, January 28, finishing at 3:30pm the following day. The race was held on the sports car version of Daytona International Speedway, which includes only a portion of the NASCAR Superspeedway course and a loop of circuit which winds through the infield of the speedway.

The 52nd Rolex 24 at Daytona was an endurance sports car racing event held at the Daytona International Speedway, Daytona Beach, Florida, from 23–26 January 2014. The 52nd running of the 24 Hours of Daytona was also the inaugural race for the Tudor United SportsCar Championship as well as the newly merged International Motor Sports Association (IMSA) sanctioning body. As part of the new series, Le Mans Prototype and Le Mans GT Endurance-style cars were eligible to participate for the first time in over a decade.

The 53rd Rolex 24 at Daytona was an endurance sports car racing event held at the Daytona International Speedway, Daytona Beach, Florida from 22–25 January 2015. The 53rd running of the 24 Hours of Daytona was also the first race for the 2015 United SportsCar Championship season.

The 2016 24 Hours of Daytona was an International Motor Sports Association (IMSA)-sanctioned 24-hour automobile endurance race for Daytona Prototype and Grand Touring sports cars held at the Daytona International Speedway combined road course in Daytona Beach, Florida, on January 30–31, 2016, before approximately 35,000 people. It was the first of twelve 2016 WeatherTech SportsCar Championship races, the 54th 24 Hours of Daytona, and the first of the four-round North American Endurance Cup.

The 55th Rolex 24 at Daytona was an endurance sports car racing event held at the Daytona International Speedway, Daytona Beach, Florida on January 28–29, 2017. It was also the first race for the 2017 WeatherTech SportsCar Championship season. The overall race winner was the No. 10 Wayne Taylor Racing Cadillac of Ricky Taylor, Jordan Taylor, Max Angelelli, and Jeff Gordon.

The 2018 24 Hours of Daytona was an International Motor Sports Association (IMSA)-sanctioned 24-hour automobile endurance race for Daytona Prototype and Grand Touring sports cars held at the Daytona International Speedway combined road course in Daytona Beach, Florida, on January 27–28, 2018. It was the first of twelve 2018 WeatherTech SportsCar Championship races, the 56th 24 Hours of Daytona, and the first in the four-round North American Endurance Cup.

The 2019 24 Hours of Daytona was an International Motor Sports Association (IMSA)-sanctioned endurance sports car race held at the Daytona International Speedway combined road course in Daytona Beach, Florida, on January 26–27, 2019. It was the 57th running of the race, and the first of 12 races in the 2019 IMSA WeatherTech Sportscar Championship, and the first of four rounds of the 2019 Michelin Endurance Cup. The race was ended ahead of the 22nd Hour, due to heavy rainfall. The race was won overall by Renger van der Zande, Jordan Taylor, Fernando Alonso, and Kamui Kobayashi in the #10 Wayne Taylor Racing Cadillac DPi-V.R. The LMP2 class was won by the #18 DragonSpeed Oreca 07, piloted by Pastor Maldonado, Roberto Gonzalez, Sebastián Saavedra and Ryan Cullen. The GTLM class was won by the #25 BMW Team RLL BMW M8 GTE of Connor de Phillippi, Augusto Farfus, Philipp Eng, and Colton Herta. The GTD class was won for a second consecutive year by the #11 GRT Grasser Racing Team Lamborghini Huracan GT3 Evo of Rolf Ineichen, Mirko Bortolotti, Rik Breukers, and Christian Engelhart.

The 2020 24 Hours of Daytona was an endurance sports car race sanctioned by the International Motor Sports Association (IMSA). The event was held at the Daytona International Speedway combined road course in Daytona Beach, Florida, on January 25–26, 2020. This event was the 58th running of the 24 Hours of Daytona, and the first of 12 races across multiple classes in the 2020 WeatherTech SportsCar Championship, as well as the first of four rounds in the 2020 Michelin Endurance Cup.

The 2021 24 Hours of Daytona was an endurance sports car race sanctioned by the International Motor Sports Association (IMSA). The event was held at Daytona International Speedway combined road course in Daytona Beach, Florida, on January 30–31, 2021. This event was the 59th running of the 24 Hours of Daytona, and the first of 12 races across multiple classes in the 2021 WeatherTech SportsCar Championship, as well as the first of four rounds in the 2021 Michelin Endurance Cup.
