Toni Preckwinkle

Toni Lynn Preckwinkle is an American politician and the current Cook County Board President in Cook County, Illinois, United States. She was first elected as President of the Cook County Board of Commissioners, the executive branch of Cook County government, in November 2010 and became the first woman elected to this position. She was previously a five-term alderman in the Chicago City Council, representing Chicago's 4th ward. Preckwinkle was a candidate for Mayor of Chicago in the 2019 election, and advanced to the runoff election on April 2, which she lost to Lori Lightfoot.