Milton Klein (engineer)

Milton Klein
Born	(1924-01-13)January 13, 1924 St. Louis, Missouri, U.S.
Died	March 2, 2022(2022-03-02) (aged 98) San Francisco, California, U.S.
Alma mater	Washington University in St. Louis (BS, 1944) Harvard University (MBA, 1950)
Occupation	Nuclear engineer
Spouse	Francis Motto

Milton Klein (January 13, 1924 – March 2, 2022) was an American nuclear engineer who was the head of the United States nuclear rocket program. He helped establish and lead the Space Nuclear Propulsion Office, a liaison organization between NASA and the Atomic Energy Commission to coordinate efforts to create a nuclear thermal rocket.