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Cynthia M. Lummis
U.S. Senator, Wyoming
127A Russell Senate Office Building Washington, DC 20510
Summary
Cynthia Marie Lummis Wiederspahn is an American attorney and politician serving as the junior United States senator from Wyoming since 2021. A member of the Republican Party, Lummis served as the U.S. representative for Wyoming's at-large congressional district from 2009 to 2017. She served in the Wyoming House of Representatives from 1979 to 1983 and from 1985 to 1993, in the Wyoming Senate from 1993 to 1995, and as the Wyoming State Treasurer from 1999 to 2007.
Source: Wikipedia · as of Aug 21, 2026
Scorecard
The record at a glanceA quick read on how Senator Lummis votes and legislates this Congress. Every figure links to its full record below.
Views on the Issues
See where Senator Lummis stands — alongside Democratic and Republican positions.
Sponsored Legislation
See all 248 →S 1894
S 1894 · Introduced May 22, 2025 · Transportation and Public Works
May 22, 2025: Read twice and referred to the Committee on Environment and Public Works.
S 1525
S 1525 · Introduced Apr 30, 2025 · Finance and Financial Sector
Aug 10, 2026: Held at the desk.
S 3416
S 3416 · Introduced Dec 10, 2025 · Government Operations and Politics
Dec 10, 2025: Read twice and referred to the Committee on Homeland Security and Governmental Affairs.
S 2187
S 2187 · Introduced Jun 26, 2025 · Economics and Public Finance
Jun 26, 2025: Read twice and referred to the Committee on Appropriations.
SJRES 205
SJRES 205 · Introduced Aug 5, 2026
Voting Analytics
Full record →Computed over Senator Lummis's 890 roll-call votes in the 119th Congress, of which 797were party-split (the two parties' majorities on opposite sides). Unanimous votes are excluded so the rates aren't inflated.
99.9%
Votes with the Republican majority
On party-split votes
0.1%
Votes with the other party
The bipartisanship read
3.4%
Missed votes
Chamber median 2.1% · above median
Placement on the Senate's left–right spectrum
More liberalMore conservative
Based on how often Senator Lummis sided with the Republican majority on party-split votes, ranked against all senators. This is a vote-agreement placement, not an academic ideology score.
Source: U.S. Senate (senate.gov roll-call votes) · as of Aug 8, 2026
Legislative Activity
What Senator Lummis has put their name on in the 119th Congress, and across their career. Most bills — from every member — never become law; the enacted count is context, not a grade.
65
Sponsored this Congress
248 all-time
1
Became law this Congress
2% of those sponsored
2,270
Cosponsored, all-time
Signed on to others' bills
248
Bills sponsored, all-time
Source: Congress.gov · as of Aug 21, 2026
Recent Votes
See all →Most recent Senate floor votes in the 119th Congress. Data from the U.S. Senate.
A bill to amend the Help America Vote Act of 2002 to require voters to provide photo identification.
Aug 8, 2026 · S. 5271 · On Cloture on the Motion to Proceed · Roll Call 231
Cloture on the Motion to Proceed RejectedYea
Todd Blanche, of Florida, to be Attorney General
Aug 8, 2026 · PN 1078 · On the Nomination · Roll Call 230
Nomination ConfirmedYea
Todd Blanche, of Florida, to be Attorney General
Aug 8, 2026 · PN 1078 · On the Cloture Motion · Roll Call 229
Cloture Motion Agreed toYea
An act making continuing appropriations and extensions for fiscal year 2027, and for other purposes.
Landmark Legislation
Major bills from recent Congresses — outcomes and party vote breakdowns.
Inflation Reduction Act
Enacted2022 · H.R. 5376Largest climate investment in U.S. history; allowed Medicare to negotiate drug prices; reduced the federal deficit.
D: 50 yeaR: 0 yeaFinal: 51–50
CHIPS Act
Enacted2022 · H.R. 4346Invested $52 billion in domestic semiconductor manufacturing to reduce dependence on foreign chip supply chains.
D: 47 yeaR: 17 yeaFinal: 64–33
Bipartisan Infrastructure Law
Enacted