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

Theodore Matthew Michael Kuhn Jr. is an American former child actor. He was active on-screen in Hollywood during the Golden Age of Hollywood from age 18 months in 1934. As an adult actor, he appeared primarily in smaller parts before leaving the industry in 1956.

James Joseph Chamberlin is an American drummer and record producer. He is best known as the drummer for the alternative rock band The Smashing Pumpkins. Following the 2000 breakup of the band, Chamberlin joined Pumpkins frontman Billy Corgan in the supergroup Zwan and also formed his own group, the Jimmy Chamberlin Complex. In 2005, Chamberlin joined Corgan in reforming The Smashing Pumpkins; he eventually left the group in March 2009, though he returned again in 2015 for a summer tour. He performed in the group Skysaw until 2012. He is currently active under the Jimmy Chamberlin Complex name. In addition to his current work as CEO, Chamberlin has joined Chicago jazz saxophonist Frank Catalano for a string of 2013–15 performances in the Chicago area. An EP by Catalano and Chamberlin Love Supreme Collective - EP was released on July 29, 2014.

John Zaremba was an American actor most noted for supporting roles on science fiction films and television series.

Mark Romanek is an American filmmaker whose directing work includes feature films, television, music videos and commercials. Romanek wrote and directed the 2002 film One Hour Photo and directed the 2010 film Never Let Me Go. His most notable music videos include "Hurt", "Closer", "Can't Stop", "Rain" (Madonna), "Bedtime Story" (Madonna), "Scream", "Criminal", and "Shake It Off". He also co-directed "Sandcastles" from Beyoncé’s Lemonade album. Romanek's music videos have won 20 MTV Video Music Awards, including Best Direction for Jay-Z's "99 Problems", and he has won three Grammy Awards for Best Short Form Music Video - more than any other director.

Michael Joseph O'Sullivan was an American jazz pianist.

Andrew Gertler is an American talent manager that manages Rick Ross's Maybach Music Group / Atlantic Records recording artist Rockie Fresh and Island Records recording artist Shawn Mendes. Gertler was named one of Forbes' "30 Under 30" in Music in 2016 and is credited with discovering Mendes in 2014.

Alan Wilder is an American actor who has appeared on film and television. Alan is also a member of the Steppenwolf Theater Company. He has appeared in over 55 Steppenwolf productions.

Leah Baird was an American actress and screenwriter.

Alexander Fernando Pacheco is an American animal rights activist. He is the founder of 600 Million Dogs, co-founder and former chairman of People for the Ethical Treatment of Animals (PETA) and a member of the advisory board of the Sea Shepherd Conservation Society.

Arnold Friberg was an American illustrator and painter noted for his religious and patriotic works. He is perhaps best known for his 1975 painting The Prayer at Valley Forge, a depiction of George Washington praying at Valley Forge. He is also well known for his 15 "pre-visualization" paintings for the Cecil B. DeMille film The Ten Commandments which were used to promote the film worldwide and for which he received an Academy Award nomination.