People in Category: 20th-century atheists

American behaviorist

American author and musician; founder of the Church of Satan, author of the Satanic Bible

Italian politician and journalist who founded and led the National Fascist Party

Chinese politician, engineer; General Secretary of the Chinese Communist Party since 2012, President of China since 2013

British mathematician, logician, cryptanalyst, and computer scientist

Polish science fiction author, philosopher and futurologist , studied medical doctor

Russian politician, communist theorist and the founder of the Soviet Union

Australian journalist, author, and political and social commentator

American writer

American magician

British theatre director

Indian politician

American journalist and anarchist

American atheist activist

English journalist and writer

American philosopher

British comedian, actor, writer, presenter, and activist

American novelist

English musician, co-founder of Pink Floyd

American jazz saxophonist and composer

American computer programmer, engineer, and businessman

Russian-born anarchist known for her political activism, writing, and speeches

American actress

American scientist

English ethologist, evolutionary biologist and author

British theoretical physicist, cosmologist, and author

Cuban politician and revolutionary

American writer

American stand-up comedian, film editor & producer, and author

American comic book writer

American science writer

American philosophy professor and author

Computer networks researcher; domestic partner of Alexis Tsipras

American atheist and campaigner for abortion rights

Non-fiction writer

Anthropologist, former MEP

Grand Orient of Poland

British communist activist

British philosopher