List of Famous people who died in 1974

Fritz Zwicky was a Swiss astronomer. He worked most of his life at the California Institute of Technology in the United States of America, where he made many important contributions in theoretical and observational astronomy. In 1933, Zwicky was the first to use the virial theorem to infer the existence of unseen dark matter, describing it as "dunkle (kalt) Materie".

Hans Leibelt was a German film actor.

Heinrich Greinacher was a Swiss physicist. He is regarded as an original experimenter and is the developer of the magnetron and the Greinacher multiplier.

Chihiro Iwasaki was a Japanese artist and illustrator best known for her water-colored illustrations of flowers and children, the theme of which was "peace and happiness for children".

Michael John Hargrave was a British general practitioner in Wootton Bassett, Wiltshire, who in 1945 assisted at Bergen-Belsen concentration camp when he volunteered as a medical student from Westminster Hospital at the age of 21.

Ahmad Ismail Ali was the Commander-in-Chief of Egypt's army and minister of war during the October War of 1973, and is best known for his planning of the attack across the Suez Canal, code-named Operation Badr. Ali's mother was of partial Albanian descent.

George Edward Kelly was an American playwright, screenwriter, director, and actor. He began his career in vaudeville as an actor and sketch writer. He became best known for his satiric comedies, including The Torch-Bearers (1922) and The Show-Off (1924).

Fahrettin Altay was a Turkish military officer.

Hilda Gadea Acosta was a Peruvian economist, Communist leader, and author. She was Che Guevara's first wife.

Giani Esposito was a French film actor and singer-songwriter.