Administrative Law Judge Lorne J. Baker was appointed as Associate Circuit Judge for the 21st Judicial Circuit in St. Louis County by Gov. Mike Parson.  Baker will fill the vacancy created by the appointment of Judge John N. Borbonus III as Circuit Judge for the 21st Judicial Circuit. Baker was one of three nominees submitted to the Governor by the 21st Circuit Judicial Commission on October 25, 2018.

Judge Baker was appointed on October 31, 2016 as an administrative law judge in St. Louis County. He received his Bachelor of Arts degree in political science from the University of Michigan in 1990 and his Juris Doctor degree from the University of Missouri-Columbia School of Law in 1993. After graduating from law school, Judge Baker served as an assistant public defender in St. Louis City from 1994-1999.

Judge Baker is a member of the Lawyers Association of St. Louis, Missouri.