100th General Assembly, 2nd Regular Session
Representative John Wiemann

John Wiemann

District 103
Speaker Pro Tem

Years Served:
Counties:St. Charles


  • Ex-officio member of all committees of the House

Capitol Address

Address:MO House of Representatives
201 West Capitol Avenue
Room 301
Jefferson City MO 65101 
Legislator Assistant:Kari Hoelscher 


Rep. John Wiemann, a Republican, represents part of St. Charles County (District 103) in the Missouri House of Representatives. He was elected to his first two-year term in November 2014.

In addition to his legislative duties, Rep. Wiemann has been an insurance broker and the President/CEO of Midwest Physician Insurance Advisors.

Rep. Wiemann is a 1985 graduate from John F. Hodge High School in St. James, MO. He received his associate’s degree from East Central Community College in 1987 and both a bachelor’s degree in Business Administration and master’s degree in Health administration from the University of Missouri-Columbia.

Rep. Wiemann attends the Assumption Catholic Church, where he volunteers as an usher, marriage preparation counselor and coaches the church youth basketball team. He is a member of the Knights of Columbus, National Rifle Association, and the Lewis & Clark Pachyderm Club. He is the Immediate Past President of the National Federation of the Grand Order of Pachyderm Clubs.

Born May 15, 1967 in St. Louis, Rep. Wiemann currently resides in O’Fallon with his wife, Yvette. They have two children, Blake and Clayton.