Jacob Bernstein (died December 1958) was an American chess master.
Born into a Jewish family, he lived in New York. [1] He won three consecutive New York State Chess Championships (1920-1922), [2] and shared 1st with Herman Steiner in 1929, but lost a tiebreak to him.[3]
He also tied for 8-9th at New York 1913 (Rice tournament, José Raúl Capablanca won),[4] tied for 5-6th at New York 1915 (Capablanca won),[5] tied for 7-8th at New York 1916 (Rice tournament, Capablanca won),[6] and lost a match to Abraham Kupchik (1.5 : 3.5) at New York 1916.[7]
After World War I, he tied for 3-6th at New York 1922 (Edward Lasker won),[8] took 13th at Carlsbad (Karlovy Vary) 1923,[9] and tied for 7-10th at Pasadena 1932 (Alexander Alekhine won).[10]