Missouri State Senate, 100th General Assembly
- President Pro Tem of the Senate – Dave Schatz – Republican
- Majority Leader – Caleb Rowden – Republican
- Assistant Majority Floor Leader – Bill White – Republican
- Minority Leader – John Rizzo – Democratic
- Assistant Minority Leader – Brian Williams – Democratic
Missouri Senate Members as of May 28, 2021:
- Doug Beck – Democratic – St. Louis
- Bob Onder – Republican – Lake St. Louis
- Elaine Gannon – Republican – De Soto
- Karla May – Democratic – St. Louis
- Steven Roberts – Democratic – St. Louis
- Mike Bernskoetter – Republican – Jefferson City
- Greg Razer – Democratic – Kansas City
- Mike Cierpiot – Republican – Kansas City
- Barbara Washington – Democratic – Kansas City
- Jeanie Riddle – Republican – Mokane
- John Rizzo – Democratic – Kansas City
- Dan Hegeman – Republican – Cosby
- Angela Mosley – Democratic – Spanish Lake
- Brian Williams – Democratic – St. Louis County
- Andrew Koenig – Republican – Manchester (St. Louis Co.)
- Justin Brown – Republican – Rolla
- Lauren Arthur – Democratic – Kansas City
- Cindy O’Laughlin – Republican – Shelbina
- Caleb Rowden – Republican – Columbia
- Eric Burlison – Republican – Battlefield
- Denny Hoskins – Republican – Warrensburg
- Paul Wieland – Republican – Imperial
- Bill Eigel – Republican – Weldon Spring
- Jill Schupp – Democratic – Creve Coeur
- Jason Bean – Republican – Poplar Bluff
- Dave Schatz – Republican – Sullivan
- Holly Rehder – Republican – Cape Girardeau
- Sandy Crawford – Republican – Buffalo
- Mike Moon – Republican – Ash Grove
- Lincoln Hough – Republican – Springfield
- Rick Brattin – Republican – Lamar
- Bill White – Republican – Joplin
- Karla Eslinger – Republican – Marshfield
- Tony Luetkemeyer – Republican – Parkville
REVISIONS NEEDED – COMPLETED MAY 28, 2021 – Pending Review
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