Thomas Peter Lantos (born Tamás Péter Lantos; February 1, 1928 – February 11, 2008) was a Hungarian-born American politician who served as a U.S. representative from California from 1981 until his death in 2008. A member of the Democratic Party, he represented the state's 11th congressional district until 1993, and from then the 12th congressional district, which both included the northern two-thirds of San Mateo County and a portion of the southwestern part of San Francisco after redistricting.