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 reelection to a second term in office, defeating Republican former governor Bob Ehrlich and his running mate Mary Kane. Ehrlich had previously lost reelection to O'Malley in 2006. O'Malley and Brown became the first gubernatorial ticket in Maryland history to receive more than one million votes.