Susana A. Mendoza is an American politician. She is the 10th Comptroller of Illinois, serving since December 2016. A member of the Democratic Party, she formerly served as Chicago City Clerk and as an Illinois State Representative, representing the 1st District of Illinois. Mendoza was first elected as State Representative in 2000 and served into her sixth term, when she won the election for City Clerk of Chicago in February 2011, becoming the first female city clerk. She served in the position for five years until successfully running for the position of Comptroller of Illinois in 2016.