Mike Duncan (born January 22, 1962) is an American former professional stock car racing driver who competed in the NASCAR West Series from 1999 to 2007. Duncan is a former champion of the series, having won the championship in 2004 and 2005.
Duncan has also competed in the ARCA Re/Max Series and the Shell Tri-Track Challenge.
() (<span style="font-size:85%">Bold - Pole position awarded by qualifying time. Italics - Pole position earned by points standings or practice time. * â Most laps led.</span>)
() (<span style="font-size:85%">Bold â Pole position awarded by qualifying time. Italics â Pole position earned by points standings or practice time. * â Most laps led.</span>)