Composite score - coming soon
Cynthia M. Lummis
U.S. Senator · Wyoming
- Republican
- Since 2021
- Tenure: 4+ terms
Refreshed 9 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 |
|---|---|---|---|
| 2026-02-12 | Voted yea on “On Cloture on the Motion to Proceed H.R. 7147”Cloture on the Motion to Proceed Rejected | HR 7147 — Homeland Security and Further Additional Continuing Appropriations Act, 2026. | Passed 2026-04-30 |
| 2026-02-12 | Voted yea on “On the Joint Resolution H.J.Res. 142”Joint Resolution Passed | HJRES 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. | Passed 2026-02-18 |
| 2026-02-12 | Sponsored | S 3866 — A bill to provide for updates to the Federal Aviation Administration type certification process to support development of new and novel technologies, and for other purposes. | Proposed |
| 2026-02-12 | Sponsored | S 3885 — Aviation Innovation and Global Competitiveness Act | Proposed |
| 2026-02-12 | Sponsored | S 3863 — Pay Less at the Pump Act of 2026 | Proposed |
| 2026-02-11 | Voted yea on “On the Motion to Proceed H.J.Res. 142”Motion to Proceed Agreed to | HJRES 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. | Passed 2026-02-18 |
| 2026-02-11 | Sponsored | S 3850 — Effective Assistance of Counsel in the Digital Era Act | Proposed |
| 2026-02-11 | Sponsored | S 3836 — FENCES Act | Proposed |
| 2026-02-10 | Voted nay on “On the Motion to Proceed S.J.Res. 95”Motion to Proceed Rejected | SJRES 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 relating to "Interim Guidance Simplifying Application of the Corporate Alternative Minimum Tax to Partnerships". | Active |
| 2026-02-10 | Voted yea on “On the Nomination PN726-4”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-02-09 | Voted yea on “On the Cloture Motion PN726-4”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-02-09 | Sponsored | S 3747 — Home School Graduation Recognition Act | Active |
| 2026-02-09 | Sponsored | S 3606 — Fraud Accountability Act | Proposed |
| 2026-02-09 | Sponsored | S 3674 — SCAM Act | Proposed |
| 2026-02-05 | Voted yea on “On the Nomination PN726-11”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-02-05 | Voted yea on “On the Cloture Motion PN726-11”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-02-05 | Voted yea on “On the Nomination PN726-9”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-02-05 | Sponsored | S 3327 — D.C. Shield Law Repeal Act | Proposed |
| 2026-02-04 | Voted yea on “On the Cloture Motion PN726-9”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-02-04 | Voted yea on “On the Nomination PN726-2”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-02-04 | Voted yea on “On the Cloture Motion PN726-2”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-02-04 | Voted yea on “On the Nomination PN726-12”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-02-04 | Sponsored | S 3752 — SAVE America Act | Proposed |
| 2026-02-03 | Voted yea on “On the Cloture Motion PN726-12”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-02-03 | Voted yea on “On the Nomination PN726-6”Nomination Confirmed | No bill (motion or nomination) |