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Official portrait of Cynthia M. Lummis

Cynthia M. Lummis

U.S. Senator · Wyoming

  • Republican
  • Since 2021
  • Tenure: 4+ terms

Refreshed 8 h ago

As of 2026-10-19 · Methodology 2026.10.1

Contact 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 sources

Explore this record

Scorecard

Voting Record

49.3/ 100

Ranked 22 of 52 in the Senate majority

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

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

Impact History (coming soon)

0 of 10 matched votes

Collecting data - coming soon

How this score is calculated:

  • Matched votes

    0 of 10 needed

  • District opinion cells

    0 snapshots frozen

    Needs ≥ 25 verified respondents and a lean ≥ 0.15

Approval Rating

0 of 1 public poll on record

Collecting data - coming soon

How this score is calculated:

  • Public polls averaged

    0 of 1 needed

  • Polls on file for this officeholder

    None recorded yet

  • Most recent fieldwork

    No poll on record

Filter

Recent activity

DateActionPolicyStatus
2025-03-14Voted yea on “On the Nomination PN12-16”Nomination ConfirmedNo bill (motion or nomination)
2025-03-14Not voting on “On the Cloture Motion PN12-16”Cloture Motion Agreed toNo bill (motion or nomination)
2025-03-14SponsoredS 177 — Protect Funding for Women's Health Care ActProposed
2025-03-14SponsoredS 1072 — Stop CARB Act of 2025Proposed
2025-03-14SponsoredS 1074 — Agricultural Access to Substance Use Disorder Treatment and Mental Health Care Act of 2025Proposed
2025-03-14SponsoredS 1082 — Safeguarding Medicaid ActProposed
2025-03-13Voted yea on “On the Nomination PN22-12”Nomination ConfirmedNo bill (motion or nomination)
2025-03-13Voted yea on “On the Cloture Motion S. 331”Cloture Motion Agreed toS 331 — HALT Fentanyl ActPassed 2025-07-16
2025-03-13Voted yea on “On the Cloture Motion PN22-12”Cloture Motion Agreed toNo bill (motion or nomination)
2025-03-13Voted yea on “On the Nomination PN13-12”Nomination ConfirmedNo bill (motion or nomination)
2025-03-13Voted yea on “On the Cloture Motion PN13-12”Cloture Motion Agreed toNo bill (motion or nomination)
2025-03-13SponsoredS 1066 — Highway Funding Flexibility Act of 2025Proposed
2025-03-13SponsoredS 1037 — PARC ActProposed
2025-03-13SponsoredS 1064 — FOCA ActProposed
2025-03-13SponsoredS 1061 — Forest Service Accountability ActProposed
2025-03-13SponsoredS 1059 — One Agency ActProposed
2025-03-12Voted yea on “On the Nomination PN12-42”Nomination ConfirmedNo bill (motion or nomination)
2025-03-12Voted yea on “On the Cloture Motion PN12-42”Cloture Motion Agreed toNo bill (motion or nomination)
2025-03-12Voted yea on “On the Nomination PN19”Nomination ConfirmedNo bill (motion or nomination)
2025-03-12Voted yea on “On the Cloture Motion PN19”Cloture Motion Agreed toNo bill (motion or nomination)
2025-03-12SponsoredS 989 — Precious Metals Parity ActProposed
2025-03-12SponsoredS 995 — Choice in Automobile Retail Sales Act of 2025Proposed
2025-03-12SponsoredS 977 — End Taxpayer Funding of Gender Experimentation Act of 2025Proposed
2025-03-12SponsoredS 996 — Preserving Choice in Vehicle Purchases Act of 2025Proposed
2025-03-11Voted yea on “On the Nomination PN12-41”Nomination ConfirmedNo bill (motion or nomination)
This score is a guide, not a verdict.