Composite score - coming soon
Cynthia M. Lummis
U.S. Senator · Wyoming
- Republican
- Since 2021
- Tenure: 4+ terms
Refreshed 6 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 |
|---|---|---|---|
| 2025-03-03 | Sponsored | SCONRES 8 — A concurrent resolution supporting the Local Radio Freedom Act. | Proposed |
| 2025-02-27 | Voted yea on “On the Cloture Motion PN11-10”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-02-27 | Voted yea on “On the Joint Resolution H.J.Res. 35”Joint Resolution Passed | HJRES 35 — Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to "Waste Emissions Charge for Petroleum and Natural Gas Systems: Procedures for Facilitating Compliance, Including Netting and Exemptions". | Passed 2025-03-14 |
| 2025-02-27 | Sponsored | S 790 — A bill to redesignate the National Historic Trails Interpretive Center in Casper, Wyoming, as the "Barbara L. Cubin National Historic Trails Interpretive Center". | Passed 2026-09-25 |
| 2025-02-27 | Sponsored | S 796 — Book Minimum Tax Repeal Act | Proposed |
| 2025-02-27 | Sponsored | S 771 — End FEMA Benefits for Illegal Immigrants Act | Proposed |
| 2025-02-26 | Voted yea on “On the Motion to Proceed S.J.Res. 12”Motion to Proceed Agreed to | SJRES 12 — 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 "Waste Emissions Charge for Petroleum and Natural Gas Systems: Procedures for Facilitating Compliance, Including Netting and Exemptions". | Active |
| 2025-02-26 | Voted nay on “On the Joint Resolution S.J.Res. 10”Joint Resolution Defeated | SJRES 10 — A joint resolution terminating the national emergency declared with respect to energy. | Failed |
| 2025-02-26 | Voted yea on “On the Nomination PN11-17”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-02-26 | Sponsored | S 754 — Farm and Food Cybersecurity Act of 2025 | Proposed |
| 2025-02-26 | Sponsored | S 707 — No Bailout for Sanctuary Cities Act | Proposed |
| 2025-02-25 | Voted yea on “On the Motion to Proceed PN11-10”Motion to Proceed Agreed to | No bill (motion or nomination) | |
| 2025-02-25 | Voted yea on “On the Joint Resolution S.J.Res. 11”Joint Resolution Passed | SJRES 11 — A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Ocean Energy Management relating to "Protection of Marine Archaeological Resources". | Passed 2025-03-14 |
| 2025-02-25 | Voted yea on “On the Motion to Proceed S.J.Res. 11”Motion to Proceed Agreed to | SJRES 11 — A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Ocean Energy Management relating to "Protection of Marine Archaeological Resources". | Passed 2025-03-14 |
| 2025-02-25 | Voted yea on “On the Nomination PN12-12”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-02-25 | Sponsored | S 715 — No American Land for Communist China Act | Proposed |
| 2025-02-24 | Voted yea on “On the Cloture Motion PN11-17”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-02-24 | Voted yea on “On the Cloture Motion PN12-12”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-02-21 | Voted yea on “On the Concurrent Resolution S.Con.Res. 7”Concurrent Resolution Agreed to | SCONRES 7 — An original concurrent resolution setting forth the congressional budget for the United States Government for fiscal year 2025 and setting forth the appropriate budgetary levels for fiscal years 2026 through 2034. | Active |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 1207 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted yea on “On the Amendment S.Amdt. 922 to S.Con.Res. 7 (No short title on file)”Amendment Agreed to | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 957 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 659 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 971 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 699 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) |