Service history
14 years in the U.S. Congress · since 2013
- Senator OK 2023–present
- Representative OK-2 2013–2023
Background
- background Born July 26, 1977; businessman, member of Cherokee Nation
- background Assumed control of family's plumbing business (1998)
- role U.S. representative for Oklahoma's 2nd district (2013–2023); elected 2012, reelected 2014–2020
- role U.S. Senator from Oklahoma (2023–2026); first tribal citizen in Senate since 2005
- role Secretary of Homeland Security since March 2026; first Cherokee Nation member in Cabinet
Campaign finance
2022 cycle
Incumbent for U.S. Senate OK · 2026 General Election
- $5,569,955 raised
- $6,125,259 spent
- $55,006 cash on hand
| $5.57M | |
| $4.21M | |
| $2.83M | |
| Itemized (≥ $200) | $2.52M |
| Unitemized (< $200) | $300.78K |
| Party committees | $50.00K |
| Other committees (PACs) | $1.33M |
| Transfers from other committees | $359.64K |
| $1.00M | |
| Made by candidate | $1.00M |
| $6.13M | |
| Operating expenditures | $5.96M |
| Contribution refunds | $142.31K |
| Other disbursements | $21.76K |
| Cash on hand | $55.01K |
| Debts owed by committee | $1.23M |
Through December 31, 2022 · FEC
Data from FEC (through Dec 31, 2022)
Over time
Data from FEC per-cycle campaign finance
Money raised, spent, and cash on hand across every election cycle on record — toggle a series in the legend.
| Cycle | Raised | Spent | Cash on hand |
|---|---|---|---|
| 2012 | $1,732,311 | $1,709,208 | $23,102 |
| 2014 | $1,271,636 | $1,110,584 | $184,154 |
| 2016 | $1,588,434 | $1,620,254 | $152,334 |
| 2018 | $1,579,828 | $1,704,273 | $28,043 |
| 2020 | $1,670,651 | $1,088,384 | $610,310 |
| 2022 | $5,569,955 | $6,125,259 | $55,006 |
| 2024 | $1,659,789 | $1,531,778 | $183,017 |
| 2026 | $3,181,278 | $1,943,966 | $1,420,330 |
Track record
Assembled from Congress.gov · FEC · official disclosures — each fact links its own source
- Bills sponsored →
plus 159 cosponsored
A count of bills introduced as the primary sponsor; most legislation never advances, regardless of who sponsors it.
- Sponsored bills enacted →
of 23 bills sponsored
Whether a bill becomes law depends on the whole Congress, not the sponsor alone; substantive provisions often pass folded into other vehicles.
- Documented positions →
no positions documented yet
Documented, sourced positions we have on record — the absence of a documented position is not the absence of a view.
- Committee assignments →
none on record
Committee seats are assignments made by party leadership — a measure of role and jurisdiction, not an achievement or a conflict in itself.
- Disclosed stock trades →
0 tickers · 1 in a sector a committee they sit on oversees
Disclosed trades are legally required public filings (STOCK Act), not evidence of wrongdoing; trades may be executed by a manager or held in a blind trust.
Assembled from CivicGate's ingested public records for Markwayne Mullin. A fact shown as “—” means we don't yet hold that data — not that the value is zero.
Voting record
Data from senate.gov roll-call records
No roll-call votes ingested yet.
Documented relationships
Documented facts about Mullin, aggregated from public records. A documented relationship is not evidence of wrongdoing — it is context, not a conclusion.
No documented relationships of this kind on record — absence is not a finding.
Frequent co-sponsors
Connections network
Sponsored / cosponsored bills (182)
- S 3994PRIME Meat Processing in Indian Country ActsponsoredMar 3, 2026
- SRES 622A resolution expressing support for the designation of February 21 through February 28, 2026, as "National FFA Week", recognizing the important role of the National FFA Organization in developing the next generation of globally conscious leaders who will change the world, and celebrating the 50th anniversary of the chartering of the State of Alaska as a State FFA Association.cosponsoredFeb 25, 2026
- S 3945Tribal Police Department Parity ActsponsoredFeb 25, 2026
- S 3946Tribal Firearm Access ActsponsoredFeb 25, 2026
- S 3909Stop Illegal Alien Cops ActcosponsoredFeb 24, 2026
- SRES 606A resolution condemning the Government of Iran for its suppression of the right of Iranians to peacefully assemble.cosponsoredFeb 10, 2026
- SRES 602A resolution supporting the United States Olympic and Paralympic Teams in the 2026 Olympic and Paralympic Winter Games.cosponsoredFeb 4, 2026
- SRES 600A resolution recognizing January 2026 as "National Mentoring Month".cosponsoredFeb 4, 2026
- S 3752SAVE America ActcosponsoredJan 28, 2026
- SJRES 102A joint resolution 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.cosponsoredJan 26, 2026
- S 3675ICE Protection Act of 2026cosponsoredJan 14, 2026
- SRES 585A resolution honoring the life, achievements, and legacy of Ben Nighthorse Campbell.cosponsoredJan 14, 2026
- S 3627Pregnant Students’ Rights ActcosponsoredJan 12, 2026
- S 3606Fraud Accountability ActcosponsoredJan 7, 2026
- SRES 576A resolution commending the United States military action in Venezuela.cosponsoredJan 7, 2026
- S 3584Stop Illegal Aliens Drunk DrivingcosponsoredJan 6, 2026
- SRES 575A resolution congratulating the Oklahoma State University men's cross country team for winning the 2025 National Collegiate Athletic Association Men's Division I Cross Country National Championship.cosponsoredJan 5, 2026
- S 3478Indian Buffalo Management ActcosponsoredDec 14, 2025
- S 3358Native American Seeds Act of 2025cosponsoredDec 3, 2025
- S 3366Back the Blue Act of 2025cosponsoredDec 3, 2025
- S 3302Mikaela Naylon Give Kids a Chance Act of 2025sponsoredDec 1, 2025
- SRES 507A resolution designating November 20, 2025, as "National Rural Health Day".cosponsoredNov 18, 2025
- S 3223Hospital Adoption Education Act of 2025cosponsoredNov 18, 2025
- S 3176A bill to direct the United States Postal Service to designate single, unique ZIP Codes for certain Oklahoma communities, and for other purposes.cosponsoredNov 17, 2025
- SRES 501A resolution recognizing National Native American Heritage Month and celebrating the heritages and cultures of Native Americans and the contributions of Native Americans to the United States.cosponsoredNov 17, 2025
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