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Cynthia M. Lummis
RepublicanSenate
WY
Service History
Served in both the House and Senate
119th Congress (2025-2027)Senate
Currently Serving
WY
Jan 2025
to
Present
118th Congress (2023-2025)Senate
WY
Jan 2023
to
Dec 2025
117th Congress (2021-2023)Senate
WY
2020 General Election
Cynthia M. Lummis: 72.85%+46.09%198,100 votes • Defeated Merav Ben-David
2020 General Election
Cynthia M. Lummis: 72.85%+46.09%
198,100 votes • Defeated Merav Ben-David
Cynthia M. LummisREP
Winner
198,100 votes(72.85%)
Merav Ben-DavidDEM
72,766 votes(26.76%)
Other Ballot Results
Undervotes
6,401 votes(2.35%)
Write-in Votes
1,071 votes(0.39%)
Overvotes
165 votes(0.06%)
Total votes: 278,503
Jan 2021
to
Dec 2023
Elected to Senate
114th Congress (2015-2017)House
WY
2014 General Election
Cynthia M. Lummis: 68.47%+45.57%113,038 votes • Defeated Richard Grayson
2014 General Election
Cynthia M. Lummis: 68.47%+45.57%
113,038 votes • Defeated Richard Grayson
Cynthia M. LummisREP
Winner
113,038 votes(68.47%)
Richard GraysonDEM
37,803 votes(22.9%)
Richard BrubakerLIB
7,112 votes(4.31%)
Daniel Clyde CummingsCON
6,749 votes(4.09%)
Other Ballot Results
Undervotes
5,683 votes(3.44%)
Write-in Votes
398 votes(0.24%)
Overvotes
370 votes(0.22%)
Total votes: 171,153
Jan 2015
to
Dec 2017
113th Congress (2013-2015)House
WY
2012 General Election
Cynthia M. Lummis: 68.89%+45.06%166,452 votes • Defeated Chris Henrichsen
2012 General Election
Cynthia M. Lummis: 68.89%+45.06%
166,452 votes • Defeated Chris Henrichsen
Cynthia M. LummisREP
Winner
166,452 votes(68.89%)
Chris HenrichsenDEM
57,573 votes(23.83%)
Richard BrubakerLIB
8,442 votes(3.49%)
Daniel Clyde CummingsCON
4,963 votes(2.05%)
Don WillsCOU
3,775 votes(1.56%)
Other Ballot Results
Undervotes
8,479 votes(3.51%)
Overvotes
600 votes(0.25%)
Write-in Votes
416 votes(0.17%)
Total votes: 250,700
Jan 2013
to
Dec 2015
112th Congress (2011-2013)House
WY
2010 General Election
Cynthia M. Lummis: 70.42%+45.94%131,661 votes • Defeated David Wendt
2010 General Election
Cynthia M. Lummis: 70.42%+45.94%
131,661 votes • Defeated David Wendt
Cynthia M. LummisREP
Winner
131,661 votes(70.42%)
David WendtDEM
45,768 votes(24.48%)
John V. LoveLIB
9,253 votes(4.95%)
Other Ballot Results
Undervotes
3,665 votes(1.96%)
Write-in Votes
287 votes(0.15%)
Overvotes
188 votes(0.1%)
Total votes: 190,822
Jan 2011
to
Dec 2013
111th Congress (2009-2011)House
WY
2008 General Election
Cynthia M. Lummis: 52.62%+9.82%131,244 votes • Defeated Gary Trauner
2008 General Election
Cynthia M. Lummis: 52.62%+9.82%
131,244 votes • Defeated Gary Trauner
Cynthia M. LummisREP
Winner
131,244 votes(52.62%)
Gary TraunerDEM
106,758 votes(42.81%)
W. David HerbertLIB
11,030 votes(4.42%)
Other Ballot Results
Write-in Votes
363 votes(0.15%)
Overvotes
180 votes(0.07%)
Total votes: 249,575
Jan 2009
to
Dec 2011
View Full Service History (7 terms)Show Less
7
Terms Served
9
Congresses
4
Safe Wins (>10%)
Committee Assignments
Clean Air, Climate, and Nuclear Innovation and Safety Subcommittee Subcommittee (Chair)Digital Assets Subcommittee (Chair)Banking, Housing, and Urban Affairs CommitteeCommerce, Science, and Transportation CommitteeConsumer Protection, Technology, and Data Privacy SubcommitteeEnvironment and Public Works CommitteeFinancial Institutions and Consumer Protection SubcommitteeFisheries, Water, and Wildlife SubcommitteeScience, Manufacturing, and Competitiveness SubcommitteeSecurities, Insurance, and Investment SubcommitteeTelecommunications and Media SubcommitteeTransportation and Infrastructure Subcommittee
Show more (8)Show fewer
Consumer Protection, Technology, and Data Privacy SubcommitteeEnvironment and Public Works CommitteeFinancial Institutions and Consumer Protection SubcommitteeFisheries, Water, and Wildlife SubcommitteeScience, Manufacturing, and Competitiveness SubcommitteeSecurities, Insurance, and Investment SubcommitteeTelecommunications and Media SubcommitteeTransportation and Infrastructure Subcommittee
Recent Sponsored Bills
S.J.Res. 205Senate119th Congress (2025-2027)
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 "California State Nonroad Engine Pollution Control Standards; Small Off-Road Engines Regulations; Notice of Decision".
Sponsored by Sen. Cynthia M. Lummis (R-WY)
August 5, 2026
S. 4956Senate119th Congress (2025-2027)
Farmers and Ranchers Relief Act of 2026
Sponsored by Sen. Cynthia M. Lummis (R-WY)
July 13, 2026
S. 4806Senate119th Congress (2025-2027)
POWER Up Act
Sponsored by Sen. Cynthia M. Lummis (R-WY)
June 17, 2026
Recent Voting Record
View All Votes →Floor Statements
What Cynthia said on the floor, from the Congressional Record
Senate Floor·September 17, 2026·p. S4790
Senate Floor·September 17, 2026·p. S4790
Unanimous Consent Agreement--S. 4668
Senate Floor·September 17, 2026·p. S4790