Composite score - coming soon
Cynthia M. Lummis
U.S. Senator · Wyoming
- Republican
- Since 2021
- Tenure: 4+ terms
Refreshed 11 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 |
|---|---|---|---|
| 2026-01-12 | Voted yea on “On Cloture on the Motion to Proceed H.R. 6938”Cloture on the Motion to Proceed Agreed to | HR 6938 — Commerce, Justice, Science; Energy and Water Development; and Interior and Environment Appropriations Act, 2026 | Passed 2026-01-23 |
| 2026-01-12 | Sponsored | S 2284 — Keep Your Coins Act of 2025 | Proposed |
| 2026-01-12 | Sponsored | S 3611 — Blockchain Regulatory Certainty Act of 2026 | Proposed |
| 2026-01-08 | Voted yea on “On the Nomination PN615-2”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-01-08 | Voted nay on “On the Motion to Discharge S.J.Res. 98”Motion to Discharge Agreed to | SJRES 98 — A joint resolution to direct the removal of United States Armed Forces from hostilities within or against Venezuela that have not been authorized by Congress. | Active |
| 2026-01-08 | Sponsored | SRES 576 — A resolution commending the United States military action in Venezuela. | Proposed |
| 2026-01-07 | Voted nay on “On the Motion to Proceed S.J.Res. 86”Motion to Proceed Rejected | SJRES 86 — A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to "Air Plan Approval; South Dakota; Regional Haze Plan for the Second Implementation Period". | Active |
| 2026-01-07 | Sponsored | S 3584 — Stop Illegal Aliens Drunk Driving | Proposed |
| 2026-01-06 | Voted yea on “On the Nomination PN373”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-01-06 | Voted yea on “On the Nomination PN499-11”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-01-06 | Sponsored | S 3259 — RECAPTURE Act | Proposed |
| 2026-01-05 | Voted yea on “On the Nomination PN12-1”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-18 | Voted yea on “On the Cloture Motion PN373”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-18 | Voted yea on “On the Cloture Motion PN615-2”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-18 | Voted yea on “On the Cloture Motion PN12-1”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-18 | Voted yea on “On the Cloture Motion PN499-11”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-18 | Voted yea on “On the Nomination PN416-9 and PN141-12 and PN499-12 and PN465-1 and PN345-14 and PN345-13 and PN345-10 and PN55-2 and PN624-2 and PN624-1 and PN379-17 and PN379-16 and PN416-6 and PN519-2 and PN445-3 and PN416-12 and PN55-7 and PN345-12 and PN465-2 and PN55-26 and PN55-10 and PN416-2 and PN379-20 and PN246-6 and PN560-3 and PN462-3 and PN462-1 and PN416-5 and PN518-5 and PN499-10 and PN499-2 and PN462-4 and PN141-10 and PN26-24 and PN445-10 and PN445-7 and PN445-2 and PN379-4 and PN246-12 and PN141-27 and PN141-8 and PN129-17 and PN129-1 and PN60-17 and PN60-11 and PN60-4 and PN22-11 and PN445-5 and PN466-9 and PN466-8 and PN466-7 and PN447 and PN141-5 and PN499-8 and PN345-8 and PN246-3 and PN246-11 and PN60-8 and PN445-11 and PN416-4 and PN379-15 and PN379-13 and PN379-11 and PN141-20 and PN141-25 and PN246-2 and PN26-47 and PN60-13 and PN26-26 and PN379-19 and PN445-1 and PN379-26 and PN379-22 and PN416-3 and PN379-9 and PN379-3 and PN379-18 and PN246-1 and PN141-14 and PN416-10 and PN379-21 and PN55-13 and PN129-6 and PN55-44 and PN141-39 and PN379-7 and PN246-13 and PN246-4 and PN141-26 and PN141-22 and PN141-16 and PN129-7 and PN60-12 and PN55-34 and PN141-2 and PN26-37 and PN25-29”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-18 | Voted nay on “On the Joint Resolution S.J.Res. 82”Joint Resolution Defeated | 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 |
| 2025-12-17 | Voted yea on “On the Cloture Motion PN25-29 and PN26-37 and PN141-2 and PN55-34 and PN60-12 and PN129-7 and PN141-16 and PN141-22 and PN141-26 and PN246-4 and PN246-13 and PN379-7 and PN141-39 and PN55-44 and PN129-6 and PN55-13 and PN379-21 and PN416-10 and PN141-14 and PN246-1 and PN379-18 and PN379-3 and PN379-9 and PN416-3 and PN379-22 and PN379-26 and PN445-1 and PN379-19 and PN26-26 and PN60-13 and PN26-47 and PN246-2 and PN141-25 and PN141-20 and PN379-11 and PN379-13 and PN379-15 and PN416-4 and PN445-11 and PN60-8 and PN246-11 and PN246-3 and PN345-8 and PN499-8 and PN141-5 and PN447 and PN466-7 and PN466-8 and PN466-9 and PN445-5 and PN22-11 and PN60-4 and PN60-11 and PN60-17 and PN129-1 and PN129-17 and PN141-8 and PN141-27 and PN246-12 and PN379-4 and PN445-2 and PN445-7 and PN445-10 and PN26-24 and PN141-10 and PN462-4 and PN499-2 and PN499-10 and PN518-5 and PN416-5 and PN462-1 and PN462-3 and PN560-3 and PN246-6 and PN379-20 and PN416-2 and PN55-10 and PN55-26 and PN465-2 and PN345-12 and PN55-7 and PN416-12 and PN445-3 and PN519-2 and PN416-6 and PN379-16 and PN379-17 and PN624-1 and PN624-2 and PN55-2 and PN345-10 and PN345-13 and PN345-14 and PN465-1 and PN499-12 and PN141-12 and PN416-9”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-17 | Voted yea on “On the Nomination PN645-2”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-17 | Voted yea on “On the Cloture Motion PN645-2”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-17 | Voted yea on “On the Nomination PN650”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-17 | Voted yea on “On the Cloture Motion PN650”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-17 | Voted yea on “On the Motion (Motion to Concur in the House Amendment to S. 1071)”Motion Agreed to | S 1071 — National Defense Authorization Act for Fiscal Year 2026 | Passed 2025-12-18 |
| 2025-12-17 | Sponsored | S 3520 — CLEAR Act of 2025 | Proposed |