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

Charles Edward Weiss was an American songwriter and vocalist. A fixture on the Los Angeles scene, Weiss was known for an eclectic mix of blues, beat poetry, and rock and roll. His music included strains of every rhythmic style from nursery rhymes to zydeco.

Walter Howard "Hod" O'Brien was an American jazz pianist.

John Roderigo Dos Passos was an American novelist, most notable for his U.S.A. trilogy.

Jennifer Jackson is an American model who was chosen as Playboy magazine's Playmate of the Month for the March 1965 issue. She was the first Black Playmate of the Month and was photographed by Pompeo Posar. Jackson also worked as a Playboy Bunny in a Playboy Club.

Elmer Schoebel was an American jazz pianist, composer, and arranger.

Benjamin L. Abruzzo was an American balloonist and businessman who helped make Albuquerque, New Mexico, into an international ballooning center. He was part of the balloon crews that made the first Atlantic ocean crossing by balloon in the Double Eagle II and the first Pacific ocean crossing by balloon in the Double Eagle V.

Hayes MacArthur is an American stand-up comedian, actor and writer. He starred in the TBS comedy series Angie Tribeca.

Sidney Sheldon was an American writer, director and producer.

Robert George Young was an American film, television, and radio actor, best known for his leading roles as Jim Anderson, the father character in Father Knows Best, and the physician Marcus Welby in Marcus Welby, M.D. (ABC).

Buddy Ebsen, was an American actor and dancer, whose career spanned seven decades. His most famous role was as Jed Clampett in the CBS television sitcom The Beverly Hillbillies (1962–1971); afterwards he starred as the title character in the television detective drama Barnaby Jones (1973–1980).