Leon Golub (January 23, 1922 – August 8, 2004) was an American painter. He was born in Chicago, Illinois, where he also studied, receiving his BA at the University of Chicago in 1942, and his BFA and MFA at the Art Institute of Chicago in 1949 and 1950, respectively.
He was married to and collaborated with the artist Nancy Spero (August 24, 1926 – October 18, 2009). Their son Stephen Golub was an economics professor at Swarthmore College. Their son Philip Golub is Professor of International and Comparative Politics at the American University of Paris and was a longstanding contributing editor of the influential journal Le Monde diplomatique. Their youngest son Paul Golub is a theater director and acting teacher working in France.