The Montana Republican Party (MTGOP) is the affiliate of the Republican Party in Montana. The MTGOP is a private corporation organized of political organizations including political action, advocacy, and interest groups.

Chairperson: Don Kaltschmidt
Headquarters: 1005 Partridge, Ste #4, Helena, MT 59602
Ideology: Conservatism, Fiscal conservatism, Social conservatism
Political position: Center-right to right-wing
National affiliation: Republican Party
Colors: Red

Current party officers

Chair: Debra Lamm Park
Vice-Chair: Terry Nelson Ravalli
Secretary: Cynthia Johnson Pondera
Treasurer: Mike Hopkins Missoula
Assistant Treasurer: Gilda Clancy Lewis & Clark
National Committeeman: Errol Galt Meagher
National Committeewoman: Betti Hill Lewis & Clark

Current elected officials

Member of Congress

U.S. Senate: Steve Daines
U.S. House of Representatives: Greg Gianforte

Statewide offices

Superintendent of Public Instruction: Elsie Arntzen
Attorney General: Tim Fox
State Auditor: Matt Rosendale
Secretary of State: Corey Stapleton

Legislative leaders

President of the Senate: Scott Sales
Senate Majority Leader: Fred Thomas
Speaker of the House: Greg Hertz
House Majority Leader: Brad Tschida

Members of the Montana Senate

  1. Chas Vincent (Libby)
  2. Dee Brown (Hungry Horse)
  3. Keith Regier ( Kalispell)
  4. Mark Blasdel (Kalispell)
  5. Bob Keenan (Big Fork)
  6. Janna Taylor (Polson)
  7. Jennifer Fielder (Thompson Falls)
  8. Rick Ripley (Wolf Creek)
  9. Jerry Black (Shelby)
  10. Jim Peterson (Buffalo)
  11. John Brenden (Scobey)
  12. Donald Steinbeisser (Sidney)
  13. Keith Bales (Otter)
  14. Taylor Brown (Huntley)
  15. Kelly Gephardt (Roundup )
  16. Roy Brown (Billings)
  17. Jeff Essmann (Billings)
  18. 29 Daniel McGee (Laurel)
  19. Robert Story, (Jr. Park City)
  20. John Esp (Big Timber)
  21. Vacated [4] (Bozeman)
  22. Gary Perry (Manhattan)
  23. Debby (Barrett Dillon)
  24. Terry Murphy (Cardwell)
  25. Dave Lewis (Helena)
  26. Rick Laible (Victor)
  27. Jim Shockley (Victor)

Members of the Montana House of Representatives

  1. Steve Gunderson (Libby)
  2. Chas Vincent (Libby)
  3. Dee Brown Hungry (Horse)
  4. Keith Regier (Kalispell)
  5. Bill Beck (Whitefish)
  6. Jon Sonju (Kalispell)
  7. Scott Reichner (Bigfork)
  8. Mark Blasdel (Somers)
  9. Janna Taylor (Dayton)
  10. Pat Ingraham (Thompson Falls)
  11. Gordon Hendrick (Superior)
  12. Russell Bean (Augusta)
  13. Ross Cook (Great Falls)
  14. Mike Milburn (Cascade)
  15. Brian Hoven (Great Falls)
  16. Llew Jones (Conrad)
  17. Roy Hollandsworth (Brady)
  18. Edward Butcher (Winifred)
  19. Dave Kasten (Brockway)
  20. Wendy Warburton (Havre)
  21. Wayne Stahl (Saco)
  22. Walter McNutt (Sidney)
  23. Lee Randall (Broadus)
  24. Duane Ankney (Colstrip)
  25. William Glaser (Huntley)
  26. Tom Berry (Roundup)
  27. Ken Peterson (Billings)
  28. Dennis Himmelberger (Billings)
  29. Tom McGillvray (Billings)
  30. Elsie Arntzen (Billings)
  31. Cary Smith (Billings)
  32. Don Roberts (Billings)
  33. Penny Morgan (Billings)
  34. Krayton Kerns (Laurel)
  35. David Howard (Park City)
  36. Joel Boniek (Livingston)
  37. Gordon Vance (Bozeman)
  38. Scott Sales (Bozeman)
  39. Ted Washburn (Bozeman)
  40. Michael More (Gallatin Gateway)
  41. Bob Wagner (Harrison)
  42. Jeffrey Welborn (Dillon)
  43. Scott Mendenhall (Clancy)
  44. Harry Klock (Harlowton)
  45. Mike Miller (Helmville)
  46. Ron Stoker (Darby)
  47. Bob Lake (Hamilton)
  48. Gary MacLaren (Victor)
  49. Ray Hawk (Florence)
  50. Bill Nooney (Missoula)