 George Bogdanovich Kistiakowsky (November 18, 1900 – December 7, 1982) (Ukrainian: Георгій Богданович Кістяківський, Russian: Георгий Богданович Кистяковский) was a Ukrainian-American physical chemistry professor at Harvard who participated in the Manhattan Project and later served as President Dwight D. Eisenhower's Science Advisor.
