C
- Musa Cälil, Tatar poet (1959, 1966)
- Albert Calmette, French physician and microbiologist (1963)
- Miguel Cervantes, Spanish writer (1966)
- Yeghishe Charents, Armenian poet (1958)
- Vasily Chapayev, military leader (1948, 1987)
- Ilya Chavchavadze, Georgian writer (1958)
- Liza Chaykina, World War II partisan (1969)
- Pafnuty Chebyshev, Russian mathematician (1946)
- Alexander Chekalin, World War II partisan (1942)
- Anton Chekhov, Russian writer (1940, 1959, 1960)
- Miron Cherepanov, Russian inventor (1978)
- Yefim Cherepanov, Russian inventor (1978)
- Ivan Chernyakhovsky, military leader (1960)
- Nikolay Chernyshevsky, Russian philosopher (1939, 1957, 1978)
- Georgy Chicherin, revolutionary (1972)
- Mikhail Chigorin, Russian chess player (1958)
- Valery Chkalov, aviator (1937, 1954)
- Frédéric Chopin, Polish composer (1960)
- Korney Chukovsky, writer (1982)
- Mikalojus Čiurlionis, Lithuanian painter and composer (1975)
- Nicolaus Copernicus, Polish astronomer (1973)
- James Fenimore Cooper, American writer (1989)
- Marie Skłodowska Curie, Polish-French physicist and chemist (1987)
- Pierre Curie, French physicist (1956)
Read more about this topic: List Of People On Stamps Of The Union Of Soviet Socialist Republics