James Joseph Lanzetta (IPA: [lanˈtsetta]) (December 21, 1894 – October 27, 1956) was an engineer, an attorney and a politician, a member of the United States House of Representatives from New York (1933-1935) and 1937–1939), and a justice in city court. He was appointed as a legislative representative for the government of Puerto Rico in Washington, DC. After that he served as a city magistrate in New York, and in 1947 was appointed as a justice to the Domestic Relations Court, where he served until his death.