Gregory John Landsman (born December 4, 1976) is an American politician who is the U.S. representative from Ohio's 1st congressional district since 2023.
A member of the Democratic Party, Landsman served on the Cincinnati City Council from 2018 to 2022. He was elected to the United States House of Representatives from Ohio's 1st congressional district, defeating 13-term incumbent Steve Chabot in the 2022 election.