blog postsIllinois alumnus, longest-serving mayor in state history, has diedApr 24, 2019 10:00 am by WLS-TVIllinois in the NewsShare on FacebookTweetEmailBob Butler poses in front of city hall in Marion, Illinois, on Tuesday, Aug. 9, 2005.ImagesWLS-TV (April 23) – The man who was the longest-serving mayor in Illinois has died at age 92. Bob Butler graduated from the College of Law at Illinois and served as mayor of Marion for 55 years.Share on FacebookTweetEmail