List of Famous people who born in 1920

Géo Voumard was a Swiss jazz pianist and composer. He was a co-founder of the Montreux Jazz Festival and composer of the song "Refrain" which won the first Eurovision Song Contest.

Eduardo Francisco Pironio was an Argentine Roman Catholic cardinal who served in numerous departments of the Roman Curia from 1975 to 1996. He was named Cardinal-Bishop of Sabina-Poggio in 1995.

Naum Yakovlevich Vilenkin, Russian: Наум Яковлевич Виленкин, was a Soviet mathematician, an expert in representation theory, the theory of special functions, functional analysis, and combinatorics. He is best known as the author of many books in recreational mathematics aimed at middle and high school students.

Gerardo Guerrieri was an Italian film director, playwright, screenwriter, translator, theater critic, and essayist. He is particularly remembered for translating numerous plays into the Italian language, including works by Anton Chekhov, Arthur Miller, Tennessee Williams, August Strindberg, Eugene O'Neill, William Saroyan and William Shakespeare among others. His own works were avant-garde in design. He was notably the librettist for Renzo Rossellini's 1961 opera Uno sguardo dal ponte.

Jan Mazur was the Polish bishop of the Roman Catholic Diocese of Siedlce from August 6, 1968 until his retirement on March 25, 1996. He remained the Bishop Emeritus of Siedlce until his death in 2008 at the age of 88.

Aldo Protti was an Italian baritone opera singer, particularly associated with the Italian repertory.