The Illinois Supreme Court has assigned Judge Mark M. Boie, Resident Circuit Judge of Union County, to serve as an appellate court justice in the Fifth District Appellate Court. Effective May, 1, 2019, Judge Boie will fill the vacancy created by the election of Justice David K. Overstreet to the Fifth District Appellate Court. 


Judge Boie was elected to the Circuit Court in 2000 and was retained by voters in 2006, 2012, and 2018. Before serving on the bench, he practiced at the Law Offices of Wesley L. Boie and Mark M. Boie and served as a conflict public defender in Union, Johnson, and Pulaski counties. 


Judge Boie has been a member of the Special Supreme Court Advisory Committee for Justice and Mental Health Planning since 2010. Since 2015, he has served as co-chairperson of the Advisory Committee's subcommittee for compliance with the Mental Health and Development Disabilities Code. He is also a member of the Advisory Committee's subcommittee for education and participated in the drafting of a new Supreme Court rule on the use of restraints in involuntary commitment proceedings. 


Judge Boie earned his Bachelor of Arts degree from the University of Mississippi in 1989 and his Juris Doctor from The John Marshall Law School in 1996.