Current delegation

Tom Udall (D)

Martin Heinrich (D)

New Mexico was admitted to the Union on January 6, 1912 and elects members of the United States Senate who belong to Class 1 and Class 2. The state's current U.S. senators are Democrats Tom Udall (since 2009) and Martin Heinrich (since 2013).

List of senators

Class 1 Class 1 U.S. senators belong to the electoral cycle that has recently been contested in 2000, 2006, 2012, and 2018. The next election will be in 2024.						C	Class 2 Class 2 U.S. senators belong to the electoral cycle that has recently been contested in 1996, 2002, 2008, and 2014. The next election will be in 2020.
#	Senator	Party	Dates in office	Electoral history	T		T	Electoral history	Dates in office	Party	Senator	#
Vacant			January 6, 1912 - March 27, 1912	New Mexico became a state January 6, 1912 but didn't elect until March 27, 1912.	1	62nd	1	New Mexico became a state January 6, 1912 but didn't elect until March 27, 1912.	January 6, 1912 - March 27, 1912	Vacant
1	Thomas B. Catron	Republican	March 27, 1912 - March 3, 1917	Elected March 27, 1912. Retired.				Elected March 27, 1912.	March 27, 1912 - March 3, 1921	Republican	Albert B. Fall	1
						63rd	2	Elected June 6, 1912 to next term, but Legislature invalided that election. Elected January 28, 1913 to next term.
						64th
2	Andrieus A. Jones	Democratic	March 4, 1917 - December 20, 1927	Elected in 1916.	2	65th
						66th	3	Re-elected in 1918. Resigned to become U.S. Secretary of the Interior.
						67th			March 4, 1921 - March 11, 1921	Vacant
								Appointed to continue Fall's term. Elected September 20, 1921 to finish Fall's term.[1] Lost re-election.	March 11, 1921 - March 3, 1925	Republican	Holm O. Bursum	2
				Re-elected in 1922. Died.	3	68th
						69th	4	Elected in 1924.	March 4, 1925 - June 24, 1933	Democratic	Sam G. Bratton	3
						70th
Vacant			December 20, 1927 - December 29, 1927
3	Bronson M. Cutting	Republican	December 29, 1927 - December 6, 1928	Appointed to continue Jones's term. Retired when elected successor qualified.
4	Octaviano Larrazolo	Republican	December 7, 1928 - March 3, 1929	Elected in 1928 to finish Jones's term. Retired due to illness.
5	Bronson M. Cutting	Republican	March 4, 1929 - May 6, 1935	Elected in 1928.	4	71st
						72nd	5	Re-elected in 1930. Resigned to become a judge of the U.S. Court of Appeals.
						73rd
									June 24, 1933 - October 10, 1933	Vacant
								Appointed to continue Bratton's term Elected November 6, 1934 to finish Bratton's term.	October 10, 1933 - January 3, 1949	Democratic	Carl Hatch	4
				Re-elected in 1934. Died.	5	74th
Vacant			May 6, 1935 - May 11, 1935
6	Dennis Chavez	Democratic	May 11, 1935 - November 18, 1962	Appointed to continue Cutting's term. Elected November 3, 1936 to finish Cutting's term.
						75th	6	Re-elected in 1936.
						76th
				Re-elected in 1940.	6	77th
						78th	7	Re-elected in 1942. Retired.
						79th
				Re-elected in 1946.	7	80th
						81st	8	Elected in 1948.	January 3, 1949 - January 3, 1973	Democratic	Clinton P. Anderson	5
						82nd
				Re-elected in 1952.	8	83rd
						84th	9	Re-elected in 1954.
						85th
				Re-elected in 1958. Died.	9	86th
						87th	10	Re-elected in 1960.
Vacant			November 18, 1962 - November 30, 1962
7	Edwin L. Mechem	Republican	November 30, 1962 - November 3, 1964	Self-appointed to continue Chavez's term. Lost election to finish Chavez's term.
						88th
8	Joseph Montoya	Democratic	November 4, 1964 - January 3, 1977	Elected in 1964 to finish Chavez's term.
				Re-elected in 1964.	10	89th
						90th	11	Re-elected in 1966. Retired.
						91st
				Re-elected in 1970. Lost re-election.	11	92nd
						93rd	12	Elected in 1972.	January 3, 1973 - January 3, 2009	Republican	Pete Domenici	6
						94th
9	Harrison Schmitt	Republican	January 3, 1977 - January 3, 1983	Elected in 1976. Lost re-election.	12	95th
						96th	13	Re-elected in 1978.
						97th
10	Jeff Bingaman	Democratic	January 3, 1983 - January 3, 2013	Elected in 1982.	13	98th
						99th	14	Re-elected in 1984.
						100th
				Re-elected in 1988.	14	101st
						102nd	15	Re-elected in 1990.
						103rd
				Re-elected in 1994.	15	104th
						105th	16	Re-elected in 1996.
						106th
				Re-elected in 2000.	16	107th
						108th	17	Re-elected in 2002. Retired.
						109th
				Re-elected in 2006. Retired.	17	110th
						111th	18	Elected in 2008.	January 3, 2009 - Present	Democratic	Tom Udall	7
						112th
11	Martin Heinrich	Democratic	January 3, 2013 - Present	Elected in 2012.	18	113th
						114th	19	Re-elected in 2014.
						115th
				Re-elected in 2018.	19	116th
						117th	20	To be determined in the 2020 election.
						118th
To be determined in the 2024 election.					20	119th
#	Senator	Party	Years in office	Electoral history	T e r m		T e r m	Electoral history	Years in office	Party	Senator	#
Class 1							Class 2

Living former U.S. senators from New Mexico

As of November 2019^[update], there are two living former U.S senators from New Mexico, both from Class 1. The most recent to die was Pete Domenici (served 1973-2009) on September 13, 2017, who is also the most recently serving to die.

See also

• List of United States Representatives from New Mexico
• United States congressional delegations from New Mexico
• Electoral reform in New Mexico

Notes

References

• Biographical Directory of the United States Congress
• Byrd, Robert C. (October 1, 1993). Wolff, Wendy (ed.). The Senate, 1789-1989: Historical Statistics, 1789-1992. United States Senate Historical Office (volume 4 Bicentennial ed.). Washington, D.C.: U.S. Government Printing Office – via Google Books.