List of Famous people born in Illinois, United States of America

Albert Clifton Ammons was an American pianist and player of boogie-woogie, a bluesy jazz style popular from the late 1930s to the mid-1940s.

Nora Eddington was an American actress and socialite. She was best known as the second wife of actor Errol Flynn. Eddington was featured as an actress in several minor film roles.

Jean Marie Auel is an American writer who wrote the Earth's Children books, a series of novels set in prehistoric Europe that explores human activities during this time, and touches on the interactions of Cro-Magnon people with Neanderthals. Her books have sold more than 45 million copies worldwide.

Ajay Kalahastri Naidu is an American actor best known for playing Samir in Office Space. Naidu was nominated for the Independent Spirit Award for Best Supporting Male for his performance in the film SubUrbia.

Sheldon Mayer Harnick is an American lyricist and songwriter best known for his collaborations with composer Jerry Bock on musicals such as Fiddler on the Roof.

Joseph Allan Nevins was an American historian and journalist, known for his extensive work on the history of the Civil War and his biographies of such figures as Grover Cleveland, Hamilton Fish, Henry Ford, and John D. Rockefeller, as well as his public service. He was a leading exponent of business history and oral history.

Alan Curtis was an American film actor who appeared in over 50 films.

Carol Hughes was an American actress. She is best remembered for her leading roles opposite Gene Autry and Roy Rogers, and for her role as Dale Arden in Flash Gordon Conquers the Universe (1940).