List of United States senators from Wyoming

Current delegation

Wyoming was admitted to the Union on July 10, 1890, and elects United States senators to class 1 and class 2. Its current U.S. senators are Republicans John Barrasso (serving since 2007) and Cynthia Lummis (serving since 2021). 21 people have served as a United States senator from Wyoming. Francis E. Warren was Wyoming's longest serving senator (served 1890–1893; 1895–1929).

List of senators

#	Senator	Party	Dates in office	Electoral history	T	C	T	Electoral history	Dates in office	Party	Senator	#
Class 1 Class 1 U.S. senators belong to the electoral cycle that has recently been contested in 2008 (special election), 2012, 2018, and 2024. The next election will be in 2030.						C	Class 2 Class 2 U.S. senators belong to the electoral cycle that has recently been contested in 2002, 2008, 2014, and 2020. The next election will be in 2026.
Vacant			Jul 10, 1890 – Nov 18, 1890	After joining the Union, Wyoming did not elect its senators for four months.	1	51st	1	After joining the Union, Wyoming did not elect its senators for four months.	Jul 10, 1890 – Nov 15, 1890	Vacant
1	Francis E. Warren	Republican	Nov 18, 1890 – Mar 3, 1893	Elected in 1890. Lost re-election.		51st		Elected in 1890. Lost re-election.	Nov 15, 1890 – Mar 3, 1895	Republican	Joseph M. Carey	1
1	Francis E. Warren	Republican	Nov 18, 1890 – Mar 3, 1893	Elected in 1890. Lost re-election.		52nd
Vacant			Mar 4, 1893 – Jan 23, 1895		2	53rd
2	Clarence D. Clark	Republican	Jan 23, 1895 – Mar 3, 1917	Elected to finish vacant term.		53rd
						54th	2	Elected in 1895.	Mar 4, 1895 – Nov 24, 1929	Republican	Francis E. Warren	2
						55th
				Re-elected in 1899.	3	56th
						57th	3	Re-elected in 1901.
						58th
				Re-elected in 1905.	4	59th
						60th	4	Re-elected in 1907.
						61st
				Re-elected in 1911. Lost re-election.	5	62nd
						63rd	5	Re-elected in 1913.
						64th
3	John B. Kendrick	Democratic	Mar 4, 1917 – Nov 3, 1933	Elected in 1916.	6	65th
						66th	6	Re-elected in 1918.
						67th
				Re-elected in 1922.	7	68th
						69th	7	Re-elected in 1924. Died.
						70th
				Re-elected in 1928. Died.	8	71st
									Nov 24, 1929 – Dec 5, 1929	Vacant
								Appointed to continue Warren's term. Retired when successor elected.	Dec 5, 1929 – Nov 20, 1930	Republican	Patrick J. Sullivan	3
									Nov 20, 1930 – Dec 1, 1930	Vacant
								Elected to finish Warren's term.	Dec 1, 1930 – Jan 3, 1937	Republican	Robert D. Carey	4
						72nd	8	Elected to full term in 1930. Lost re-election.
						73rd
Vacant			Nov 3, 1933 – Dec 18, 1933
4	Joseph C. O'Mahoney	Democratic	Dec 18, 1933 – Jan 3, 1953	Appointed to continue Kendrick's term. Elected in 1934 to finish Kendrick's term.
				Elected in 1934.	9	74th
						75th	9	Elected in 1936. Lost re-election.	Jan 3, 1937 – Jan 3, 1943	Democratic	Harry Schwartz	5
						76th
				Re-elected in 1940.	10	77th
						78th	10	Elected in 1942. Lost re-election.	Jan 3, 1943 – Jan 3, 1949	Republican	Edward V. Robertson	6
						79th
				Re-elected in 1946. Lost re-election.	11	80th
						81st	11	Elected in 1948. Died.	Jan 3, 1949 – Jun 19, 1954	Democratic	Lester C. Hunt	7
						82nd
5	Frank A. Barrett	Republican	Jan 3, 1953 – Jan 3, 1959	Elected in 1952. Lost re-election.	12	83rd
									Jun 19, 1954 – Jun 24, 1954	Vacant
								Appointed to continue Hunt's term. Retired when successor elected.	Jun 24, 1954 – Nov 28, 1954	Republican	Edward D. Crippa	8
								Elected in 1954 to finish Hunt's term.	Nov 29, 1954 – Jan 3, 1961	Democratic	Joseph C. O'Mahoney	9
						84th	12	Elected to full term in 1954. Retired.
						85th
6	Gale W. McGee	Democratic	Jan 3, 1959 – Jan 3, 1977	Elected in 1958.	13	86th
						87th	13	Appointed to begin the term of Keith Thomson (R), who was elected in 1960 but died before the Congress began. Lost election to finish Thomson's term.	Jan 3, 1961 – Nov 6, 1962	Democratic	Joe Hickey	10
						87th		Elected to finish Thomson's term. Retired.	Nov 7, 1962 – Jan 3, 1967	Republican	Milward Simpson	11
						88th
				Re-elected in 1964.	14	89th
						90th	14	Elected in 1966.	Jan 3, 1967 – Dec 31, 1978	Republican	Clifford Hansen	12
						91st
				Re-elected in 1970. Lost re-election.	15	92nd
						93rd	15	Re-elected in 1972. Retired and resigned early to give successor preferential seniority.
						94th
7	Malcolm Wallop	Republican	Jan 3, 1977 – Jan 3, 1995	Elected in 1976.	16	95th
						95th		Appointed to finish Hansen's term, having already been elected to the next term.	Jan 1, 1979 – Jan 3, 1997	Republican	Alan Simpson	13
						96th	16	Elected in 1978.
						97th
				Re-elected in 1982.	17	98th
						99th	17	Re-elected in 1984.
						100th
				Re-elected in 1988. Retired.	18	101st
						102nd	18	Re-elected in 1990. Retired.
						103rd
8	Craig Thomas	Republican	Jan 3, 1995 – Jun 4, 2007	Elected in 1994.	19	104th
						105th	19	Elected in 1996.	Jan 3, 1997 – Jan 3, 2021	Republican	Mike Enzi	14
						106th
				Re-elected in 2000.	20	107th
						108th	20	Re-elected in 2002.
						109th
				Re-elected in 2006. Died.	21	110th
Vacant			Jun 4, 2007 – Jun 22, 2007
9	John Barrasso	Republican	Jun 22, 2007 – present	Appointed to continue Thomas's term. Elected in 2008 to finish Thomas's term.
						111th	21	Re-elected in 2008.
						112th
				Re-elected in 2012.	22	113th
						114th	22	Re-elected in 2014. Retired.
						115th
				Re-elected in 2018.	23	116th
						117th	23	Elected in 2020.	Jan 3, 2021 – present	Republican	Cynthia Lummis	15
						118th
				Re-elected in 2024.	24	119th
				Re-elected in 2024.	24	120th	24	To be determined in the 2026 election.
#	Senator	Party	Years in office	Electoral history	T	C	T	Electoral history	Years in office	Party	Senator	#
Class 1						C	Class 2

References

External links

Wyoming Senators, Representatives on GovTrack.us
Senators of the 115th Congress, U.S. Senate

v t e United States senators from Wyoming
Class 1	Warren Clark Kendrick O'Mahoney Barrett McGee Wallop Thomas Barrasso
Class 2	J. Carey Warren Sullivan R. Carey Schwartz Robertson Hunt Crippa O'Mahoney Hickey M. Simpson Hansen A. Simpson Enzi Lummis

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v t e Wyoming's current delegation to the United States Congress
Senators	▌John Barrasso (R) ▌Cynthia Lummis (R)
Representative	▌Harriet Hageman (R)

List of senators

See also

References

External links