Michael Anthony "Mike" Nutter (born June 29, 1957) is the Mayor of Philadelphia, Pennsylvania. He is Philadelphia's third African American mayor, and Philadelphia is currently the largest city in the United States with an African American mayor. Elected on November 6, 2007, he was sworn in on January 7, 2008. Nutter is a former councilman of the city's 4th Council District, which includes the neighborhoods of Wynnefield, Overbrook, Roxborough, Manayunk, East Falls and parts of North Philadelphia, West Philadelphia, and West Mount Airy. He has served as the 52nd Ward Democratic Leader since 1990.

He and former mayor John F. Street clashed over policy and reform. On June 27, 2006, Nutter resigned from the council to run for mayor. Mayor Nutter endorsed Hillary Clinton for president during the 2008 Democratic primary, and often campaigned with the Senator. After Clinton's withdrawal Nutter became a vocal supporter of Democratic nominee Barack Obama.

Born in Philadelphia, raised in West Philadelphia Michael Nutter attended St. Joseph's Preparatory School in North Philadelphia before moving on to earn a degree from the Wharton School of the University of Pennsylvania.