Michael Bruce "Mike" Quigley (born October 17, 1958) is an American politician. He is the U.S. Representative for Illinois's 5th congressional district, serving since April 7, 2009.
The district includes most of Chicago's North Side, as well as several of the city's western suburbs. He is a member of the Democratic Party.
Quigley is a former member of the Cook County Board of Commissioners, where he represented Chicago's northside neighborhoods of Lakeview, Uptown and Rogers Park. He also teaches environmental policy and Chicago politics at Loyola University Chicago.
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