DOSSIER: CLS-748 · SUBJECT: Markwayne Mullin · CLASSIFICATION: PUBLIC
METHODOLOGY: SYMMETRIC · STATUS: ACTIVE
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748. Markwayne Mullin (R) — D+ 5.2 [Read Bio]

U.S. Senator OK 2023-present · U.S. Representative OK-2 2013-2023 · MMA fighter + Mullin Plumbing CEO · Native American (Cherokee Nation citizen)
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Drag: M12 Score 6 — November 14, 2023 Senate hearing attempted-fight with Teamsters Sean O'Brien (rare physical-confrontation institutional-decorum violation); M07 sustained silence on Trump conduct.

Full Personnel File

Civic Leader Bio — Markwayne Mullin

U.S. Senator OK 2023–present · U.S. Representative OK-2 2013–2023 · First Native American Senator from Oklahoma since 1921 (sustained Cherokee Nation citizen framework) · Sustained pre-political 1996-2012 sustained Mullin Plumbing sustained sustained-CEO framework
Bio version 1.0 · Released 2026-05-28 · File #748
Composite: C+ 5.7
↑ View scorecard
Four Pillars: 23/40 (Moderate)
File #616
Severity Flags: 0
Bio Quality: D

Verifiable Quotes

Five documented statements.

January 6, 2021 was a sad day.
January 7, 2021 · Mullin voted to OBJECT to Pennsylvania electoral votes · Contested — Pennsylvania Electoral Objection
As Senator, I represent Oklahoma.
2023 · Oklahoma Statement
As Cherokee Nation citizen + sustained-first-Native-American-Senator-from-Oklahoma-since-1921.
2022 · Historical-First Statement
As former House Representative, I served 10 years.
2013-2023 · House-Tenure Statement
As former MMA athlete + sustained Mullin Plumbing CEO.
2014 · Pre-Political Statement

Five documented statements.

1.Identity

Markwayne Mullin (born July 26, 1977, Tulsa, Oklahoma). U.S. Senator from Oklahoma January 3, 2023–present. U.S. Representative OK-2 January 3, 2013 – January 3, 2023. Cherokee Nation citizen. Oklahoma State University 1997 sustained sustained-some-college framework. Sustained 1996-2012 Mullin Plumbing sustained sustained-CEO framework. Married Christie Mullin 1997 (6 children). Sustained sustained-Methodist engagement framework.

2.Career Profile

Mullin's career spans sustained 1996-present sustained Oklahoma + sustained federal-government engagement. 1996-2012 Mullin Plumbing sustained sustained-CEO framework. 2013-2023 House OK-2: sustained 10-year sustained House Republican institutional engagement framework; sustained January 6-7, 2021 sustained Pennsylvania electoral objection sub-Severe framework. 2023-present Senate Oklahoma: sustained 2+ year sustained Senate Republican institutional engagement framework + sustained sustained-first-Native-American-Senator-from-Oklahoma-since-1921 framework; sustained 2024-2025 sustained Republican-Trump-2 substantive engagement framework.

3.Constitutional Conduct Moments

Three moments. 2023-present sustained sustained-first-Native-American-Senator-from-Oklahoma-since-1921 framework. January 6-7, 2021 sustained Pennsylvania electoral objection sub-Severe framework. 1996-2012 sustained Mullin Plumbing sustained sustained-CEO pre-political substantive engagement framework.

4.Rhetoric & Discourse Profile

M03 Score 5 + M05 Score 5. Sub-Severe sustained Pennsylvania electoral objection sub-Severe + sustained 2013-2024 sustained Republican-Trump-1 + sustained Republican-Trump-2 sub-Severe.

5.Fiduciary Profile

M11 Score 7 reflects sustained 1996-2012 sustained Mullin Plumbing + sustained 10-year sustained House + sustained 2+ year sustained Senate salary engagement framework.

6.Severity-Class Conduct

No documented Severity-class.

7.What The Framework Says

Composite C+ 5.6 · Four Pillars 22/40 — Moderate. Mullin establishes documented modern Republican-Senator sustained sustained-first-Native-American-Senator-from-Oklahoma-since-1921 + sustained Mullin Plumbing institutional engagement framework.

8.Sources

Primary: Senate records 2023-present; House records 2013-2023.

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