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U.S. Senator from Oklahoma

Markwayne Mullin

Republican · Oklahoma

Plumbing company owner, Native American heritage (Cherokee), former MMA fighter. Former House member, elected to Senate in 2022. Known for nearly getting into physical altercation in Senate hearing.

Record

Staunch conservative Republican with Native American heritage. Focus on Oklahoma's energy sector and agricultural interests. Some nuanced positions on tribal sovereignty. Known for confrontational Senate hearing style.

Legislative Record

Recently sponsored bills (8 on record)

  • S.3994 — PRIME Meat Processing in Indian Country Act (Introduced, Mar 4, 2026)
  • S.3946 — Tribal Firearm Access Act (Introduced, Feb 26, 2026)
  • S.3945 — Tribal Police Department Parity Act (Introduced, Feb 26, 2026)
  • S.3302 — Mikaela Naylon Give Kids a Chance Act of 2025 (Introduced, Dec 2, 2025)
  • S.3111 — Small Businesses before Bureaucrats Act (Introduced, Nov 5, 2025)
  • S.2898 — Dennis John Benigno Traumatic Brain Injury Program Reauthorization Act of 2025 (Introduced, Sep 18, 2025)
  • S.J.Res.79 — A joint resolution honoring the sacrifice of Marine Corps Lance Corporal David L. Espinoza, Marine Corps Sergeant Nicole L. Gee, Marine Corps Staff Sergeant Darin Taylor Hoover, Army Staff Sergeant Ryan Christian Knauss, Marine Corps Corporal Hunter Lopez, Marine Corps Lance Corporal Rylee J. McCollum, Marine Corps Lance Corporal Dylan R. Merola, Marine Corps Lance Corporal Kareem M. Nikoui, Marine Corps Corporal Daegan W. Page, Marine Corps Sergeant Johanny Rosario, Marine Corps Corporal Humberto A. Sanchez, Marine Corps Lance Corporal Jared M. Schmitz, and Navy Petty Officer Third Class Maxton W. Soviak. (Introduced, Sep 17, 2025)
  • S.2257 — Legislative Branch Appropriations Act, 2026 (Introduced, Jul 10, 2025)

Notable votes

  • Voted Nay on S. 1383 — Motion to Invoke Cloture: Schumer Motion to Suspend the Rules re: TSA Funding (Cloture Motion Rejected, Mar 21, 2026)
  • Voted Yea on S. 1383 — Motion to Invoke Cloture: Tuberville Amdt. No. 4421 to the Motion to Concur in the House Amendment to S. 1383 with Amendment (Cloture Motion Rejected, Mar 21, 2026)
  • Voted Yea on H.R. 6644 — H.R. 6644, as amended (Bill Passed, Mar 12, 2026)
  • Voted Yea on H.R. 6644 — Motion to Invoke Cloture: H.R. 6644 as amended (Cloture Motion Agreed to, Mar 11, 2026)
  • Voted Yea on H.R. 6644 — Scott (SC) Amdt. No. 4308, as amended (Amendment Agreed to, Mar 11, 2026)
  • Voted Yea on H.R. 6644 — Motion to Invoke Cloture Re: Amdt. No. 4308 (Cloture Motion Agreed to, Mar 10, 2026)
  • Voted Yea on H.J.Res. 142 — H. J. Res. 142 (Joint Resolution Passed, Feb 12, 2026)
  • Voted Yea on H.R. 7148 — H.R. 7148, as Amended (Bill Passed, Jan 30, 2026)

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