New York's 3rd congressional district is a congressional district for the United States House of Representatives in the State of New York. It is represented by Democrat Tom Suozzi, after a special election was held on February 13, 2024, to replace expelled Republican George Santos. The election was called for Suozzi by the Associated Press about an hour after the polls closed.

Thomas Richard Suozzi is an American politician, attorney, and accountant serving as the U.S. representative for New York's 3rd congressional district since 2024 and previously from 2017 to 2023. A member of the Democratic Party, he was the county executive of Nassau County on Long Island from 2002 to 2009, when he was unseated by Republican Ed Mangano. Before that, Suozzi served eight years as the mayor of Glen Cove in Nassau County.