The 2010 Maryland gubernatorial election was held on November 2, 2010. The date included the election of the governor, lieutenant governor, and all members of the Maryland General Assembly. Incumbent Democratic governor Martin O'Malley and lieutenant governor Anthony Brown won re-election to a second term in office, defeating Republican former governor Bob Ehrlich and his running mate Mary Kane.

Martin Joseph O'Malley is an American politician serving as the 17th and current commissioner of the Social Security Administration since December 2023. A member of the Democratic Party, he was the 61st governor of Maryland from 2007 to 2015 and the 48th mayor of Baltimore from 1999 to 2007.