Lee Michael Zeldin (born January 30, 1980) is an American attorney, politician, and officer in the United States Army Reserve. A member of the Republican Party, he represented New York’s 1st congressional district in the United States House of Representatives from 2015 to 2023. He represented the eastern two-thirds of Suffolk County, including most of Smithtown, all of Brookhaven, Riverhead, Southold, Southampton, East Hampton, Shelter Island, and a small part of Islip. From 2011 to 2014, Zeldin served as a member of the New York State Senate from the 3rd Senate district.

In November 2024, Donald Trump nominated Zeldin to serve as the Environmental Protection Agency Administrator.