Matthew Roy Kenseth (born March 10, 1972) is an American former professional stock car racing driver. He last competed part-time in the Monster Energy NASCAR Cup Series, driving the No. 6 Ford Fusion for Roush Fenway Racing. He had stepped away from full-time racing after the 2017 season after a career racing for Roush Fenway Racing and Joe Gibbs Racing. Kenseth started racing on several short tracks in Wisconsin and won track championships at Madison International Speedway, Slinger Super Speedway and Wisconsin International Raceway. He moved to the ARTGO, American Speed Association, and Hooters Late Model touring series before getting a full-time ride in the NASCAR Busch Series (now Xfinity Series) for his former Wisconsin short track rival Robbie Reiser, finishing second and third in the standings. Kenseth moved up in the NASCAR Winston Cup Series (now Monster Energy NASCAR Cup Series). He won the series' Rookie of the Year title in 2000 and the championship in 2003. The International Race of Champions invited Kenseth to race in their 2004 season as the reigning champion and he won the season championship. In 2009, he won a rain-shortened Daytona 500 and repeated as Daytona 500 winner in 2012. He is the father of Ross Kenseth.