Jean Xceron (1890–1967) was an American abstract painter of Greek origin. He immigrated to the United States in 1904 and studied at the Corcoran School of Art. He worked at the Guggenheim Museum as a security guard for 28 years from 1939 to his death. He is described as a "pioneer of non-objective painting" by the Smithsonian Archives of American Art. His works are in the collection of the Smithsonian American Art Museum.