Sen. Mullin, Markwayne

Republican · Oklahoma · Senate

Markwayne Mullin is an American politician and businessman serving since 2026 as the United States secretary of homeland security. A member of the Republican Party, Mullin served from January 2023 to March 2026 as the junior United States senator from Oklahoma and from 2013 to 2023 as the U.S. representative for Oklahoma's second congressional district.

Voting record

• Participation: shows up to vote 97% of the time.
• Bipartisanship: votes with the opposing party's majority 17.9% of the time.
• Alignment with the district's political lean: 59.4%.
• Bills sponsored: 162; passed into law: 4.

Recent votes by Sen. Mullin, Markwayne

• Voted Nay on Study health career training grant outcomes — Inflation Reduction Act of 2022
• Voted Yea on Tightens banking sanctions on Russia — CHIPS and Science Act of 2022
• Voted Yea on Increase Medicare and Medicaid payments to rural hospitals — Infrastructure Investment and Jobs Act
• Voted Yea on Speaker reserves procedural placeholder for House — Secure the Border Act of 2023
• Voted Yea on Exempts active military pay from federal income tax — National Defense Authorization Act FY2024
• Voted Nay on Procedural placeholder reserved for Speaker — Lower Drug Costs Now Act
• Voted Nay on Increases airport passenger fees through 2030 — Fiscal Responsibility Act of 2023
• Voted Yea on Speaker reserves bill number for future legislation — Parents Bill of Rights Act
• Voted Nay on Designates Muslim Brotherhood as terrorist group — Clean Energy for America Act
• Voted Yea on Eliminates funding for National Endowment for Humanities — Social Security Fairness Act
• Voted Nay on Grants to help foreign-trained health workers — Continuing Appropriations and Extensions Act, 2025
• Voted Yea on Large independent banks face stricter oversight — Reforming Intelligence and Securing America Act
• Voted Yea on Limits EPA power over wetland disposal sites — FAA Reauthorization Act of 2024
• Voted Nay on Repeals military force authorizations for Iraq — A bill to repeal the authorizations for use of military force against Iraq.
• Voted Yea on Blocked EPA wetlands protection rule — A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Department of the Army, Corps of Engineers, Department of Defense and the Environmental Protection Agency relating to "Revised Definition of 'Waters of the United States'".

Other Oklahoma representatives

• Rep. Bice, Stephanie I. (Republican)
• Rep. Brecheen, Josh (Republican)
• Rep. Cole, Tom (Republican)
• Rep. Hern, Kevin (Republican)
• Sen. Lankford, James (Republican)
• Rep. Lucas, Frank D. (Republican)

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