Sean Patrick Maloney (born July 30, 1966) is an American lawyer and politician who served as the U.S. representative from New York's 18th congressional district from 2013 to 2023. The district includes Newburgh, Beacon, and Poughkeepsie. A member of the Democratic Party, Maloney ran for New York Attorney General in 2018, coming in third place to Letitia James in the primary.

Born in Sherbrooke, Quebec, Canada, and raised in Hanover, New Hampshire, Maloney earned his Bachelor of Arts and Juris Doctor from the University of Virginia. He entered politics as a volunteer for Bill Clinton's 1992 presidential campaign and later served as his senior West Wing adviser and White House Staff Secretary.

Before being elected to Congress, Maloney worked as a software company executive and as an attorney. He was elected to the U.S. House in 2012, defeating Republican Party incumbent Nan Hayworth. He campaigned as a moderate and was a member of the centrist New Democratic Coalition while serving in Congress. He is the first openly gay person elected to Congress from New York. He served as chair of the Democratic Congressional Campaign Committee from 2021 to 2023. In the 2022 election, he lost reelection in New York's 17th congressional district to Republican Mike Lawler.

As of June 2023, Maloney is the nominee to serve as the United States ambassador to the Organisation for Economic Co-operation and Development.