Michael Curtis Waltrip (born April 30, 1963) is a retired American professional stock car racing driver, racing commentator, and published author. He is the younger brother of three-time NASCAR champion and racing commentator Darrell Waltrip. Waltrip is a two-time winner of the Daytona 500, having won the race in 2001 and 2003. He is also a pre-race analyst for the Monster Energy NASCAR Cup Series and color commentator for the NASCAR Camping World Truck Series broadcasts for Fox Sports.

Waltrip announced he would run the Daytona 500, driving the No. 15 Aaron’s, Inc. Camry for Premium Motorsports. It would be his final start in NASCAR-sanctioned racing. Waltrip started 32nd out of the 40 car field, avoiding several large wrecks to end his NASCAR career with an eighth-place finish.