The 2023 Daytona 500 was a NASCAR Cup Series race and the 65th running of the event. It was held on Sunday, February 19, 2023, at Daytona International Speedway in Daytona Beach, Florida. It was the first race of the 2023 NASCAR Cup Series. Jimmie Johnson returned to the Cup Series for Legacy Motor Club in this race. This was the longest Daytona 500 in history going 530 miles.

The 2023 NASCAR Cup Series was the 75th season for NASCAR professional stock car racing in the United States and the 52nd season for the modern-era Cup Series. The season started with the Busch Light Clash at the Los Angeles Memorial Coliseum on February 5. That race was followed by the Daytona Duel qualifying races and the 65th running of the Daytona 500 on February 19, both at Daytona International Speedway. The season ended with the NASCAR Cup Series Championship Race at Phoenix Raceway on November 5.