John R. Essner was appointed associate circuit judge in 1999 by Gov. Mel Carnahan.
Judge Essner graduated with a B.A. cum laude from the University of California-Los Angeles in 1973. He obtained his law degree cum laude from St. Louis University School of Law in 1976.
For more than twenty years, Judge Essner was an attorney for Legal Services of Eastern Missouri where his responsibilities included directing its volunteer lawyers program.
Judge Essner is a member of the Bar Association of Metropolitan St. Louis, St. Louis County Bar Association, Lawyers Association, the Women Lawyers' Association, Association of Family and Conciliation Courts and the National Council of Juvenile and Family Court Judges.
Judge Essner lives in University City with his family.