Class 1Class 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.
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C
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Class 2Class 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.
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#
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Senator
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Party
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Dates in office
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Electoral history
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T
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T
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Electoral history
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Dates in office
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Party
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Senator
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#
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Vacant
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Jan 6, 1912 – Mar 27, 1912
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New Mexico became a state January 6, 1912 but didn't elect its U.S. senators until March 27.
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1
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62nd
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1
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New Mexico became a state January 6, 1912 but didn't elect its U.S. senators until March 27.
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Jan 6, 1912 – Mar 27, 1912
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Vacant
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1
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![](//upload.wikimedia.org/wikipedia/commons/thumb/2/26/CATRON%2C_T.B._SENATOR_LCCN2016858197_%28cropped%29.jpg/100px-CATRON%2C_T.B._SENATOR_LCCN2016858197_%28cropped%29.jpg) Thomas B. Catron
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Republican
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Mar 27, 1912 – Mar 3, 1917
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Elected in 1912.Retired.
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Elected in 1912.
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Mar 27, 1912 – Mar 3, 1921
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Republican
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![]() Albert B. Fall
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1
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63rd
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2
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Elected in 1912 to next term, but Legislature invalided that election.Elected in 1913 to next term.
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64th
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2
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![](//upload.wikimedia.org/wikipedia/commons/thumb/7/76/Andrieusajones.jpg/100px-Andrieusajones.jpg) Andrieus A. Jones
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Democratic
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Mar 4, 1917 – Dec 20, 1927
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Elected in 1916.
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2
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65th
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66th
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3
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Re-elected in 1918.Resigned to become U.S. Secretary of the Interior.
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67th
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Mar 4, 1921 – Mar 11, 1921
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Vacant
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Appointed to continue Fall's term.Elected in 1921 to finish Fall's term.Lost re-election.
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Mar 11, 1921 – Mar 3, 1925
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Republican
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![](//upload.wikimedia.org/wikipedia/commons/thumb/1/18/Holm_O._Bursum%2C_1921.jpg/100px-Holm_O._Bursum%2C_1921.jpg) Holm O. Bursum
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2
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Re-elected in 1922.Died.
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3
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68th
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69th
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4
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Elected in 1924.
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Mar 4, 1925 – Jun 24, 1933
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Democratic
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![](//upload.wikimedia.org/wikipedia/commons/thumb/1/14/Samgbratton.jpg/100px-Samgbratton.jpg) Sam G. Bratton
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3
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70th
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Vacant
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Dec 20, 1927 – Dec 29, 1927
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3
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![](//upload.wikimedia.org/wikipedia/commons/thumb/b/b9/Bronson_M._Cutting.jpg/100px-Bronson_M._Cutting.jpg) Bronson M. Cutting
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Republican
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Dec 29, 1927 – Dec 6, 1928
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Appointed to continue Jones's term.Retired when elected successor qualified.
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4
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![](//upload.wikimedia.org/wikipedia/commons/thumb/1/1f/Octaviano_Larrazolo%2C_bw_photo_portrait%2C_1919.jpg/100px-Octaviano_Larrazolo%2C_bw_photo_portrait%2C_1919.jpg) Octaviano Larrazolo
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Republican
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Dec 7, 1928 – Mar 3, 1929
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Elected in 1928 to finish Jones's term.Retired due to illness.
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5
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![](//upload.wikimedia.org/wikipedia/commons/thumb/c/c2/Bronson_Cutting%2C_1935.jpg/100px-Bronson_Cutting%2C_1935.jpg) Bronson M. Cutting
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Republican
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Mar 4, 1929 – May 6, 1935
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Elected in 1928.
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4
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71st
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72nd
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5
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Re-elected in 1930.Resigned to become a judge of the U.S. Court of Appeals.
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73rd
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Jun 24, 1933 – Oct 10, 1933
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Vacant
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Appointed to continue Bratton's termElected in 1934 to finish Bratton's term.
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Oct 10, 1933 – Jan 3, 1949
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Democratic
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![](//upload.wikimedia.org/wikipedia/commons/thumb/5/5a/Carl_Atwood_Hatch.jpg/100px-Carl_Atwood_Hatch.jpg) Carl Hatch
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4
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Re-elected in 1934.Died.
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5
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74th
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Vacant
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May 6, 1935 – May 11, 1935
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6
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![](//upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Dennischavezportrait.jpg/100px-Dennischavezportrait.jpg) Dennis Chávez
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Democratic
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May 11, 1935 – Nov 18, 1962
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Appointed to continue Cutting's term.Elected in 1936 to finish Cutting's term.
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75th
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6
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Re-elected in 1936.
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76th
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Re-elected in 1940.
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6
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77th
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78th
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7
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Re-elected in 1942.Retired.
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79th
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Re-elected in 1946.
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7
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80th
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81st
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8
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Elected in 1948.
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Jan 3, 1949 – Jan 3, 1973
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Democratic
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![](//upload.wikimedia.org/wikipedia/commons/thumb/b/bd/Clinton_P._Anderson%2C_13th_Secretary_of_Agriculture%2C_June_1945_-_May_1948._-_Flickr_-_USDAgov.jpg/100px-Clinton_P._Anderson%2C_13th_Secretary_of_Agriculture%2C_June_1945_-_May_1948._-_Flickr_-_USDAgov.jpg) Clinton Anderson
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5
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82nd
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Re-elected in 1952.
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8
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83rd
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84th
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9
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Re-elected in 1954.
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85th
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Re-elected in 1958.Died.
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9
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86th
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87th
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10
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Re-elected in 1960.
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Vacant
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Nov 18, 1962 – Nov 30, 1962
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7
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![](//upload.wikimedia.org/wikipedia/commons/thumb/1/16/Edwin_Mechem.jpg/100px-Edwin_Mechem.jpg) Edwin L. Mechem
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Republican
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Nov 30, 1962 – Nov 3, 1964
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Self-appointed to continue Chávez's term.Lost election to finish Chávez's term.
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88th
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8
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![](//upload.wikimedia.org/wikipedia/commons/thumb/9/9f/Joseph_Montoya.jpg/100px-Joseph_Montoya.jpg) Joseph Montoya
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Democratic
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Nov 4, 1964 – Jan 3, 1977
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Elected in 1964 to finish Chávez's term.
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Re-elected in 1964.
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10
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89th
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90th
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11
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Re-elected in 1966.Retired.
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91st
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Re-elected in 1970.Lost re-election.
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11
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92nd
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93rd
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12
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Elected in 1972.
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Jan 3, 1973 – Jan 3, 2009
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Republican
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![](//upload.wikimedia.org/wikipedia/commons/thumb/2/24/Pete_Domenici_official_portrait_2.jpg/100px-Pete_Domenici_official_portrait_2.jpg) Pete Domenici
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6
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94th
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9
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![](//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Sen_Harrison_Schmitt.jpg/100px-Sen_Harrison_Schmitt.jpg) Harrison Schmitt
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Republican
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Jan 3, 1977 – Jan 3, 1983
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Elected in 1976.Lost re-election.
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12
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95th
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96th
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13
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Re-elected in 1978.
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97th
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10
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![](//upload.wikimedia.org/wikipedia/commons/thumb/6/6f/Jeff_Bingaman.jpg/100px-Jeff_Bingaman.jpg) Jeff Bingaman
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Democratic
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Jan 3, 1983 – Jan 3, 2013
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Elected in 1982.
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13
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98th
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99th
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14
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Re-elected in 1984.
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100th
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Re-elected in 1988.
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14
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101st
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102nd
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15
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Re-elected in 1990.
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103rd
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Re-elected in 1994.
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15
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104th
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105th
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16
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Re-elected in 1996.
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106th
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Re-elected in 2000.
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16
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107th
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108th
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17
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Re-elected in 2002.Retired.
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109th
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Re-elected in 2006.Retired.
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17
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110th
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111th
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18
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Elected in 2008.
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Jan 3, 2009 – Jan 3, 2021
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Democratic
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![](//upload.wikimedia.org/wikipedia/commons/thumb/8/87/Tom_Udall_official_Senate_portrait.jpg/100px-Tom_Udall_official_Senate_portrait.jpg) Tom Udall
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7
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112th
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11
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![](//upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Heinrich_Official_Headshot_2019.jpg/100px-Heinrich_Official_Headshot_2019.jpg) Martin Heinrich
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Democratic
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Jan 3, 2013 – present
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Elected in 2012.
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18
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113th
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114th
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19
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Re-elected in 2014.Retired.
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115th
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Re-elected in 2018.
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19
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116th
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117th
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20
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Elected in 2020.
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Jan 3, 2021 – present
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Democratic
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![](//upload.wikimedia.org/wikipedia/commons/thumb/b/b5/Ben_Ray_Lujan%2C_117th_Congress_portrait_2.jpg/100px-Ben_Ray_Lujan%2C_117th_Congress_portrait_2.jpg) Ben Ray Luján
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8
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118th
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To be determined in the 2024 election.
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20
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119th
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120th
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21
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To be determined in the 2026 election.
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#
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Senator
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Party
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Years in office
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Electoral history
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T
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C
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T
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Electoral history
|
Years in office
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Party
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Senator
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#
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Class 1
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Class 2
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