Mark Anthony Martin is an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 stock car driver

Stock car racing

Stock car racing is a form of automobile racing found mainly in the United States, Canada, New Zealand, Great Britain, Brazil and Argentina. Traditionally, races are run on oval tracks measuring approximately in length...

 currently competing in the NASCAR

NASCAR

The National Association for Stock Car Auto Racing is a family-owned and -operated business venture that sanctions and governs multiple auto racing sports events. It was founded by Bill France Sr. in 1947–48. As of 2009, the CEO for the company is Brian France, grandson of the late Bill France Sr...

 Sprint Cup Series. As of 2012, Martin will drive for Michael Waltrip Racing, moving on from successful organizations such as Hendrick Motorsports

Hendrick Motorsports

Hendrick Motorsports , originally named All Star Racing, is a current American auto racing team created in 1984 by Rick Hendrick. The team currently competes in the NASCAR Sprint Cup Series with Chevrolet Impalas...

 and Roush Fenway Racing. He has the second most wins in the NASCAR Nationwide Series, with 49. He has also finished second in the Sprint Cup Series standings five times and has been described by ESPN

ESPN

Entertainment and Sports Programming Network, commonly known as ESPN, is an American global cable television network focusing on sports-related programming including live and pre-taped event telecasts, sports talk shows, and other original programming....

 as "The best driver to never win a championship."
Mark began his racing career as a young man on the dirt tracks of Arkansas.