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

Kevin Porter is an American former professional basketball player. He played ten seasons in the National Basketball Association (NBA) and led the league in assists in four of those seasons.

Roger D. Linquist was an American businessman who was the chairman, chief executive officer and co-founder of Metro PCS. He also founded LJ Entertainment Inc in 1995.

Sachal Vasandani, known professionally as Sachal, is an American jazz singer. Vasandani released Slow Motion Miracles on the Okeh label in 2015. He previously released three albums on Mack Avenue Records, Eyes Wide Open in 2007, We Move in 2009, and Hi-Fly in 2011. He is known for his unique interpretations of jazz standards and instrumental music, and is also a songwriter, composer and improvisor.

Barry Gifford is an American author, poet, and screenwriter known for his distinctive mix of American landscapes and prose influenced by film noir and Beat Generation writers.

Rose Marie Abdoo is an American actress and comedian, known for her roles as Stars Hollow's local mechanic, Gypsy, on Gilmore Girls and as Spanish teacher Señorita Rodriguez on That's So Raven.

Edward Kenneth Braxton is an American prelate of the Roman Catholic Church who served as Bishop of the Diocese of Belleville, Illinois, from 2005 to 2020.

Edward Joseph Weisenburger, J.C.L., is an American prelate of the Roman Catholic Church serving as the seventh bishop of the Diocese of Tucson, Arizona since 2017.

Edward Hirsch Levi was an American law professor, academic leader, scholar, and statesman. He served as dean of the University of Chicago Law School from 1950 to 1962, president of the University of Chicago from 1968 to 1975, and then as United States Attorney General in the Ford Administration. Levi is regularly cited as the "model of a modern attorney general", the "greatest lawyer of his time", and is credited with restoring order after Watergate. He is considered, along with Yale's Whitney Griswold, the greatest of postwar American university presidents.

John Marshall Harlan was an American lawyer and jurist who served as an Associate Justice of the U.S. Supreme Court from 1955 to 1971. Harlan is usually called John Marshall Harlan II to distinguish him from his grandfather John Marshall Harlan, who served on the Supreme Court from 1877 to 1911.

Sidney Lanfield was an American film director known for directing romances and light comedy films and later television programs.