Bernard Weinstock was an American chemist.
Weinstock was born in New York City. He studied at Columbia University, where he became part of the research team led by Harold Urey. Weinstock then went to Los Alamos to continue working on the Manhattan Project. Weinstock later worked at the Argonne National Laboratory and for the Ford Motor Company in Michigan. He published more than 100 scientific papers during his career.
Weinstock died on September 12, 1981 in Royal Oak, Michigan.