Composite score - coming soon
Cynthia M. Lummis
U.S. Senator · Wyoming
- Republican
- Since 2021
- Tenure: 4+ terms
Refreshed 14 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 |
|---|---|---|---|
| 2025-05-01 | Sponsored | S 1582 — GENIUS Act | Passed 2025-07-18 |
| 2025-04-30 | Voted yea on “On the Motion to Proceed S.J.Res. 31”Motion to Proceed Agreed to | SJRES 31 — 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 "Review of Final Rule Reclassification of Major Sources as Area Sources Under Section 112 of the Clean Air Act". | Passed 2025-06-20 |
| 2025-04-30 | Voted yea on “On the Motion to Table S.J.Res. 49”Motion to Table Agreed to | SJRES 49 — A joint resolution terminating the national emergency declared to impose global tariffs. | Failed |
| 2025-04-30 | Voted nay on “On the Joint Resolution S.J.Res. 49”Joint Resolution Defeated | SJRES 49 — A joint resolution terminating the national emergency declared to impose global tariffs. | Failed |
| 2025-04-30 | Voted yea on “On the Motion to Proceed H.J.Res. 75”Motion to Proceed Agreed to | HJRES 75 — Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Office of Energy Efficiency and Renewable Energy, Department of Energy relating to "Energy Conservation Program: Energy Conservation Standards for Commercial Refrigerators, Freezers, and Refrigerator-Freezers". | Passed 2025-05-09 |
| 2025-04-30 | Voted yea on “On the Joint Resolution H.J.Res. 42”Joint Resolution Passed | HJRES 42 — Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Department of Energy relating to "Energy Conservation Program for Appliance Standards: Certification Requirements, Labeling Requirements, and Enforcement Provisions for Certain Consumer Products and Commercial Equipment". | Passed 2025-05-09 |
| 2025-04-30 | Sponsored | SRES 193 — A resolution designating April 2025 as "Financial Literacy Month". | Passed 2025-04-30 |
| 2025-04-30 | Sponsored | S 1544 — Insurance Data Protection Act | Proposed |
| 2025-04-30 | Sponsored | S 1525 — Common Cents Act | Active |
| 2025-04-29 | Voted yea on “On the Motion to Proceed H.J.Res. 42”Motion to Proceed Agreed to | HJRES 42 — Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Department of Energy relating to "Energy Conservation Program for Appliance Standards: Certification Requirements, Labeling Requirements, and Enforcement Provisions for Certain Consumer Products and Commercial Equipment". | Passed 2025-05-09 |
| 2025-04-29 | Voted yea on “On the Nomination PN26-18”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-04-29 | Voted yea on “On the Cloture Motion PN26-18”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-04-29 | Voted yea on “On the Nomination PN26-3”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-04-29 | Voted yea on “On the Cloture Motion PN26-3”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-04-29 | Voted yea on “On the Nomination PN24-5”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-04-29 | Voted yea on “On the Cloture Motion PN24-5”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-04-29 | Voted yea on “On the Nomination PN54-5”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-04-28 | Voted yea on “On the Cloture Motion PN54-5”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-04-11 | Voted yea on “On the Nomination PN27”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-04-11 | Voted yea on “On the Cloture Motion PN27”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-04-11 | Voted yea on “On the Nomination PN28”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-04-11 | Voted yea on “On the Cloture Motion PN28”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-04-10 | Voted yea on “On the Nomination PN12-29”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-04-10 | Voted yea on “On the Cloture Motion PN12-29”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-04-10 | Voted yea on “On the Joint Resolution H.J.Res. 20”Joint Resolution Passed | HJRES 20 — Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Department of Energy relating to "Energy Conservation Program: Energy Conservation Standards for Consumer Gas-fired Instantaneous Water Heaters". | Passed 2025-05-09 |