Markwayne Mullin

R Republican Senator from Oklahoma

Oklahoma 330 Hart Senate Office Building 202-224-4721 Born 1977-07-26

Markwayne Mullin is a Republican Senator representing Oklahoma, serving since 2013. Markwayne Mullin sits on 4 committees, including Senate Committee on Appropriations and Senate Committee on Armed Services.

Term Details

Term Start 2023-01-03

Term End 2027-01-03

Terms Served 6

Senate Class 2

State Rank Junior

Committee Assignments

Senate Committee on Appropriations

Member

Senate Committee on Armed Services

Member

Senate Committee on Health, Education, Labor, and Pensions

Member

Senate Committee on Indian Affairs

Member

Lobbying Exposure

Total lobbying directed at committees this member serves on

$344.2M

2023-Q1 – 2024-Q4

These figures represent total lobbying on issues within each committee’s jurisdiction, not direct contributions to this member.

Recent Activity

Yea

Motion to Invoke Cloture: Motion to Proceed to H.R. 7147

2026-02-12 Rejected 52/47

Yea

H.J.Res. 142: Disapproving the action of the District of Columbia Council in approving the D.C. Income and Franchise Tax Conformity and Revision Temporary Amendment Act of 2025.

2026-02-12 Passed 49/47

Yea

Motion to Proceed on H.J.Res. 142: Disapproving the action of the District of Columbia Council in approving the D.C. Income and Franchise Tax Conformity and Revision Temporary Amendment Act of 2025.

2026-02-11 Agreed to 51/46

Nay

Motion to Proceed on S.J.Res. 95: A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Internal Revenue Service relat

2026-02-10 Rejected 47/51

Yea

On the Nomination PN726-4: Daniel E. Burrows, of Colorado, to be an Assistant Attorney General

2026-02-10 Confirmed 52/46

Yea

Motion to Invoke Cloture: Daniel E. Burrows to be an Assistant Attorney General: Daniel E. Burrows, of Colorado, to be an Assistant Attorney General

2026-02-09 Agreed to 51/47

Yea

On the Nomination PN726-11: Justin R. Olson, of Indiana, to be United States District Judge for the Southern District of Indiana

2026-02-05 Confirmed 50/47

Yea

Motion to Invoke Cloture: Justin R. Olson to be U.S. District Judge for the Southern District of Indiana: Justin R. Olson, of Indiana, to be United States District Judge for the Southern District of I

2026-02-05 Agreed to 51/47

Yea

On the Nomination PN726-9: Brian Charles Lea, of Tennessee, to be United States District Judge for the Western District of Tennessee

2026-02-05 Confirmed 50/46

Yea

Motion to Invoke Cloture: Brian Charles Lea to be U.S. District Judge for the Western District of Tennessee: Brian Charles Lea, of Tennessee, to be United States District Judge for the Western Distric

2026-02-04 Agreed to 50/47

Data from GovTrack.us

Voting Record

99.3% Party Loyalty

With Party 678

Against Party 5

Not Voting 40

683 Total Votes Cast

Broke with Party (5)

Yea

On the Motion to Table S.Amdt. 4236 to H.R. 7148 (No short title on file) 2026-01-30 · Party voted Nay · Motion to Table Agreed to

Nay

On the Amendment S.Amdt. 4272 to H.R. 7148 (No short title on file) 2026-01-30 · Party voted Yea · Amendment Rejected

Nay

On Cloture on the Motion to Proceed S. 2806 2025-09-29 · Party voted Yea · Cloture on the Motion to Proceed Rejected

Nay

On the Motion to Proceed S.Con.Res. 22 2025-09-16 · Party voted Yea · Motion to Proceed Rejected

Nay

On the Amendment S.Amdt. 1266 to H.R. 1968 (No short title on file) 2025-03-14 · Party voted Yea · Amendment Rejected

Recent Votes

Date	Bill	Vote	Result
2026-03-23	On the Nomination PN858	Yea	Nomination Confirmed
2026-03-22	On the Cloture Motion PN858	Yea	Cloture Motion Agreed to
2026-03-21	On the Cloture Motion S. 1383	Nay	Cloture Motion Rejected
2026-03-21	On the Cloture Motion S.Amdt. 4421 to S.Amdt. 4420 to S. 1383 (No short title on file)	Yea	Cloture Motion Rejected
2026-03-20	On Cloture on the Motion to Proceed H.R. 7147	Yea	Cloture on the Motion to Proceed Rejected
2026-03-18	On the Motion to Discharge S.J.Res. 118	Nay	Motion to Discharge Rejected
2026-03-17	On the Motion to Proceed S. 1383	Yea	Motion to Proceed Agreed to
2026-03-17	On the Nomination PN787-4	Yea	Nomination Confirmed
2026-03-17	On the Cloture Motion PN787-4	Yea	Cloture Motion Agreed to
2026-03-12	On Cloture on the Motion to Proceed H.R. 7147	Yea	Cloture on the Motion to Proceed Rejected
2026-03-12	On Passage of the Bill H.R. 6644	Yea	Bill Passed
2026-03-11	On the Cloture Motion H.R. 6644	Yea	Cloture Motion Agreed to
2026-03-11	On the Amendment S.Amdt. 4308 to H.R. 6644 (No short title on file)	Yea	Amendment Agreed to
2026-03-10	On the Cloture Motion S.Amdt. 4308 to H.R. 6644 (No short title on file)	Yea	Cloture Motion Agreed to
2026-03-10	On the Nomination PN711	Yea	Nomination Confirmed
2026-03-09	On the Cloture Motion PN711	Yea	Cloture Motion Agreed to
2026-03-05	On Cloture on the Motion to Proceed H.R. 7147	Yea	Cloture on the Motion to Proceed Rejected
2026-03-04	On the Motion to Discharge S.J.Res. 104	Nay	Motion to Discharge Rejected
2026-03-04	On the Motion to Proceed H.R. 6644	Yea	Motion to Proceed Agreed to
2026-03-02	On Cloture on the Motion to Proceed H.R. 6644	Yea	Cloture on the Motion to Proceed Agreed to

Data from GovTrack.us · 119th Congress

Campaign Finance

2026 election cycle fundraising from FEC filings

$3.0M Total Raised

$1.0M From PACs

$788K From Individuals

$2.2M Cash on Hand

Top PAC Contributors

Committee	Type	Amount
NRSC YOUNG VICTORY COMMITTEE		$62.0K
HEARTLAND VALUES PAC		$10.0K
BIG SKY OPPORTUNITY PAC MONTANA RED		$10.0K
WATERPAC - NATIONAL RURAL WATER ASSOCIATION POLITICAL COMMITTEE ARKANSAS RURAL WATER ASSOCIATION FEDERAL POLITICAL ACTION COMMITTEE	Trade	$10.0K
BRITT FOR ALABAMA INC SENATE GOP WINNING WOMEN VICTORY COMMITTEE		$10.0K
COMMON SENSE FOR AMERICA PAC KENNEDY		$10.0K
FREEDOM FUND		$10.0K
ALABAMA FIRST PAC BRITT		$10.0K
AUTOMOTIVE FREE INTERNATIONAL TRADE PAC NONE		$10.0K
NATIONAL ASSOCIATION OF ENROLLED AGENTS POLITICAL ACTION COMMITTEE	Member	$10.0K
WILD AND WONDERFUL PAC CAPITO		$10.0K
OORAH! POLITICAL ACTION COMMITTEE YOUNG VICTORY COMMITTEE		$10.0K
ARKANSAS FOR LEADERSHIP POLITICAL ACTION COMMITTEE (ARKPAC) BOOZMAN		$10.0K
EMPLOYEES OF RTX CORPORATION POLITICAL ACTION COMMITTEE RTX CORPORATION	Corp	$7.5K
EASTMANPAC-POLITICAL ACTION COMMITTEE OF EASTMAN CHEMICAL COMPANY EASTMAN CHEMICAL COMPANY	Corp	$7.5K

2026 cycle · Data from Federal Election Commission

Follow the Money

These organizations both lobbied committees this member serves on and contributed to their campaign via PAC.

GENERAL DYNAMICS CORPORATION Corp

PAC Contribution $7.0K

Lobbying Spend $6.2M

Senate Committee on Health, Education, Labor, and Pensions 2 lobbying filings