Sidney Norman Bernstein (13 July 1911, New York City – 30 January 1992, New York City) was an American chess master. He tied for 2nd-4th in Marshall Chess Club Championship at New York 1930/31 (Arthur Dake won), tied for 6-7th in New York State Chess Championship at Rome 1931 (Fred Reinfeld won). He played board two, behind Reuben Fine, on the victorious CCNY team in the 1931-32 Intercollegiate championships. He took 11th in the American Chess Federation Congress (U.S. Open Chess Championship) at Philadelphia 1936 (Israel Albert Horowitz won).