Composite score - coming soon
Cynthia M. Lummis
U.S. Senator · Wyoming
- Republican
- Since 2021
- Tenure: 4+ terms
Refreshed 12 h ago
As of 2026-10-19 · Methodology 2026.10.1Contact info
Capitol office
127A Russell Senate Office Building Washington DC 20510
202-224-3424
District offices
Afton · Casper · Cheyenne · Cody · Sundance
View all contact info
- Official website
- Biographical Directory of Congress
- GovTrack
- Capitol office: 127A Russell Senate Office Building Washington DC 20510 · 202-224-3424
- 80 1st Avenue, Suite 105, Afton, WY, 83110 · 307-248-1736
- 100 East B Street, Suite 3201, Dick Cheney Federal Building, Casper, WY, 82602 · 307-261-6572
- 2120 Capitol Avenue, Suite 2007, Federal Center, Cheyenne, WY, 82001 · 307-772-2477
- 1285 Sheridan Avenue, Suite 215, Cody, WY, 82414 · 307-527-9444
- 120 North 4th Street, Sundance, WY, 82729 · 307-283-3461
Evidence & sources
U.S. Senate roll-call votes
Votes and participation (senate.gov)
Congress.gov bill records
Sponsored and enacted bills
congress-legislators
Terms, committees, offices
Stale, last successful update 2026-10-23
View all sourcesExplore this record
Scorecard
Voting Record
49.3/ 100
Ranked 22 of 52 in the Senate majority
Voting Record
49.3/ 100
How this score is calculated:
Roll calls cast
885 of 908 while seated (97.5%)
30th percentile in cohort · 30 % weight
Substantive bills sponsored
41 of 41 sponsored · 61.9 points
58th percentile in cohort · 70 % weight
Bills enacted
2 sponsored · 3 cosponsored
2 passed a chamber · 0 reported · 37 introduced
Promise Adherence
0 of 5 promises scored
Collecting data - coming soon
Promise Adherence
0 of 5 promises scored
How this score is calculated:
Reviewed promises
0 scored of 5 needed
0 promises from 0 sources this term
Days in office this term
2,130 days (180 needed)
Promise capture coverage
0 of 3 source kinds settled
Recent activity
| Date | Action | Policy | Status |
|---|---|---|---|
| 2025-12-16 | Sponsored | S 556 — Enhanced Iran Sanctions Act of 2025 | Proposed |
| 2025-12-16 | Sponsored | S 199 — A bill to amend the Internal Revenue Code of 1986 to provide special rules for the taxation of certain residents of Taiwan with income from sources within the United States. | Proposed |
| 2025-12-15 | Voted yea on “On the Cloture Motion S. 1071”Cloture Motion Agreed to | S 1071 — National Defense Authorization Act for Fiscal Year 2026 | Passed 2025-12-18 |
| 2025-12-11 | Voted yea on “On the Motion to Proceed S. 1071”Motion to Proceed Agreed to | S 1071 — National Defense Authorization Act for Fiscal Year 2026 | Passed 2025-12-18 |
| 2025-12-11 | Voted yea on “On the Resolution S.Res. 532”Resolution Agreed to | SRES 532 — An executive resolution authorizing the en bloc consideration in Executive Session of certain nominations on the Executive Calendar. | Passed 2025-12-11 |
| 2025-12-11 | Voted nay on “On the Cloture Motion S. 3385”Cloture Motion Rejected | S 3385 — Lower Health Care Costs Act | Proposed |
| 2025-12-11 | Voted yea on “On the Cloture Motion S. 3386”Cloture Motion Rejected | S 3386 — Health Care Freedom for Patients Act of 2025 | Proposed |
| 2025-12-11 | Sponsored | SRES 545 — A resolution designating December 6, 2025, as "National Miners Day". | Passed 2025-12-11 |
| 2025-12-10 | Voted yea on “On the Cloture Motion S.Res. 532”Cloture Motion Agreed to | SRES 532 — An executive resolution authorizing the en bloc consideration in Executive Session of certain nominations on the Executive Calendar. | Passed 2025-12-11 |
| 2025-12-10 | Voted nay on “On the Motion to Proceed S.J.Res. 82”Motion to Proceed Agreed to | SJRES 82 — A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Office of the Secretary of the Department of Health and Human Services relating to "Policy on Adhering to the Text of the Administrative Procedure Act". | Failed |
| 2025-12-10 | Sponsored | S 3416 — Safeguarding U.S. Rulemaking Act | Proposed |
| 2025-12-09 | Voted yea on “On the Nomination PN466-5”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-09 | Voted yea on “On the Cloture Motion PN466-5”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-09 | Voted yea on “On the Nomination PN615-1”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-09 | Voted yea on “On the Cloture Motion PN615-1”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-09 | Voted yea on “On the Nomination PN466-1”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-09 | Sponsored | S 2086 — Health Marketplace for All Act of 2025 | Proposed |
| 2025-12-09 | Sponsored | S 2355 — Patients Deserve Price Tags Act | Active |
| 2025-12-09 | Sponsored | S 3392 — AGRITOURISM Act | Proposed |
| 2025-12-08 | Voted yea on “On the Cloture Motion PN466-1”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-08 | Sponsored | SRES 536 — A resolution designating December 2, 2025, as "World Nuclear Energy Day". | Passed 2025-12-08 |
| 2025-12-08 | Sponsored | S 3264 — More Affordable Care Act | Proposed |
| 2025-12-04 | Voted yea on “On the Nomination PN520-4”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-04 | Voted yea on “On the Cloture Motion S.Res. 520”Cloture Motion Rejected | SRES 520 — An executive resolution authorizing the en bloc consideration in Executive Session of certain nominations on the Executive Calendar. | Proposed |
| 2025-12-04 | Voted yea on “On the Joint Resolution H.J.Res. 131”Joint Resolution Passed | HJRES 131 — Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Land Management relating to Coastal Plain Oil and Gas Leasing Program Record of Decision. | Passed 2025-12-11 |