Christine Quinn at a Gay Pride march Staten Island, NY, 2008

Christine Callaghan Quinn (born July 25, 1966 in Glen Cove, New York) is a Democratic politician and the current Speaker of the New York City Council, which is among the most powerful positions in city government after the Mayor. The Speakership was created in the late 1980s by a revision of the City Charter . The third person to hold this office, Quinn, selected by a near unanimous vote by her Council colleagues, became the first woman and first openly gay person to be elected to this position.

In 2007, the New York Post named Quinn the third-most powerful woman in New York, after Hillary Rodham Clinton and Diane Sawyer. She was rated one of the "Forty Under Forty" by Gotham Magazine.