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

Hal Pereira was an American art director, production designer, and occasional architect.

Tom Waldman was an American screenwriter whose credits included Inspector Clouseau, Trail of the Pink Panther and The Party, both in collaboration with Blake Edwards, and episodes of popular TV series such as McHale's Navy, I Dream of Jeannie, Gilligan's Island, Peter Gunn and Bewitched. He frequently collaborated on scripts with his brother Frank.

James A. Spudich is an American scientist and professor. He is the Douglass M. and Nola Leishman Professor of Biochemistry and of Cardiovascular Disease at Stanford University and works on the molecular basis of muscle contraction. He was awarded the Albert Lasker Basic Medical Research Award in 2012 with Michael Sheetz and Ronald Vale. He is a Fellow of the American Academy of Arts and Sciences and a Member of the National Academy of Sciences.

Stephen Full is an American actor and comedian, known for his voice role as Stan on the Disney Channel show Dog with a Blog, and acting role as Ash on I'm in the Band, which aired on Disney Channel's sister network, Disney XD.

Gabriel Abraham Almond was an American political scientist best known for his pioneering work on comparative politics, political development, and political culture.

Albert "Al" Charles Schaeffer was an American mathematician who worked on complex analysis.

Raymond Earl Middleton, known and billed as Ray Middleton, was an American singer and stage, TV and movie actor.

Rex Allen Jr. is an American country music singer who started singing at 6, following in the footsteps of his father, singing cowboy Rex Allen.

Harry Andrew Blackmun was an American lawyer and jurist who served as an Associate Justice of the Supreme Court of the United States from 1970 until 1994. Appointed by Republican President Richard Nixon, Blackmun ultimately became one of the most liberal justices on the Court. He is best known as the author of the Court's opinion in Roe v. Wade, which prohibits many state and federal restrictions on abortion.

Kim Stanley Robinson is an American writer of science fiction. He has published nineteen novels and numerous short stories but is best known for his Mars trilogy. His work has been translated into 24 languages. Many of his novels and stories have ecological, cultural, and political themes and feature scientists as heroes. Robinson has won numerous awards, including the Hugo Award for Best Novel, the Nebula Award for Best Novel and the World Fantasy Award. Robinson's work has been labeled by The Atlantic as "the gold-standard of realistic, and highly literary, science-fiction writing." According to an article in The New Yorker, Robinson is "generally acknowledged as one of the greatest living science-fiction writers."