List of United States senators from New Mexico

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 Martin Heinrich (since 2013) and Ben Ray Luján (since 2021). Pete Domenici was New Mexico's longest-serving senator (1973–2009).

List of senators

 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Jan 6, 1912 – Mar 27, 1912
 * New Mexico became a state January 6, 1912 but didn't elect its U.S. senators until March 27.
 * rowspan=4 | 1
 * rowspan=2
 * rowspan=2 | 1
 * New Mexico became a state January 6, 1912 but didn't elect its U.S. senators until March 27.
 * nowrap | Jan 6, 1912 – Mar 27, 1912
 * colspan=3 | Vacant

! rowspan=3 | 1 ! rowspan=5 | 1
 * - style="height:2em"
 * rowspan=3 align=left | CATRON, T.B. SENATOR LCCN2016858197 (cropped).jpg Thomas B. Catron
 * rowspan=3 | Republican
 * rowspan=3 nowrap | Mar 27, 1912 – Mar 3, 1917
 * rowspan=3 | Elected in 1912.Retired.
 * Elected in 1912.
 * rowspan=5 nowrap | Mar 27, 1912 – Mar 3, 1921
 * rowspan=5 | Republican
 * rowspan=5 align=right | Albert B. Fall2.jpg Albert B. Fall


 * - style="height:2em"
 * rowspan=3 | 2
 * rowspan=3 | Elected in 1912 to next term, but Legislature invalided that election.Elected in 1913 to next term.
 * rowspan=3 | Elected in 1912 to next term, but Legislature invalided that election.Elected in 1913 to next term.


 * - style="height:2em"

! rowspan=7 | 2
 * - style="height:2em"
 * rowspan=7 align=left | Andrieusajones.jpg Andrieus A. Jones
 * rowspan=7 | Democratic
 * rowspan=7 nowrap | Mar 4, 1917 – Dec 20, 1927
 * rowspan=4 | Elected in 1916.
 * rowspan=4 | 2


 * - style="height:2em"
 * rowspan=4 | 3
 * Re-elected in 1918.Resigned to become U.S. Secretary of the Interior.
 * Re-elected in 1918.Resigned to become U.S. Secretary of the Interior.


 * - style="height:2em"
 * rowspan=2
 * nowrap | Mar 4, 1921 – Mar 11, 1921
 * colspan=3 | Vacant
 * colspan=3 | Vacant

! rowspan=2 | 2
 * - style="height:2em"
 * rowspan=2 | Appointed to continue Fall's term.Elected in 1921 to finish Fall's term.Lost re-election.
 * rowspan=2 nowrap | Mar 11, 1921 – Mar 3, 1925
 * rowspan=2 | Republican
 * rowspan=2 align=right | Holm O. Bursum, 1921.jpg Holm O. Bursum


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1922.Died.
 * rowspan=6 | 3

! rowspan=8 | 3
 * - style="height:2em"
 * rowspan=6 | 4
 * rowspan=6 | Elected in 1924.
 * rowspan=8 nowrap | Mar 4, 1925 – Jun 24, 1933
 * rowspan=8 | Democratic
 * rowspan=8 align=right | Samgbratton.jpg Sam G. Bratton
 * rowspan=8 align=right | Samgbratton.jpg Sam G. Bratton


 * - style="height:2em"
 * rowspan=4


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Dec 20, 1927 – Dec 29, 1927

! 3
 * - style="height:2em"
 * align=left | Bronson M. Cutting.jpg Bronson M. Cutting
 * | Republican
 * nowrap | Dec 29, 1927 – Dec 6, 1928
 * Appointed to continue Jones's term.Retired when elected successor qualified.

! 4
 * - style="height:2em"
 * align=left | Octaviano Larrazolo, bw photo portrait, 1919.jpg Octaviano Larrazolo
 * | Republican
 * nowrap | Dec 7, 1928 – Mar 3, 1929
 * Elected in 1928 to finish Jones's term.Retired due to illness.

! rowspan=6 | 5
 * - style="height:2em"
 * rowspan=6 align=left | Bronson Cutting, 1935.jpg Bronson M. Cutting
 * rowspan=6 | Republican
 * rowspan=6 nowrap | Mar 4, 1929 – May 6, 1935
 * rowspan=5 | Elected in 1928.
 * rowspan=5 | 4


 * - style="height:2em"
 * rowspan=7 | 5
 * rowspan=2 | Re-elected in 1930.Resigned to become a judge of the U.S. Court of Appeals.
 * rowspan=2 | Re-elected in 1930.Resigned to become a judge of the U.S. Court of Appeals.


 * - style="height:2em"
 * rowspan=3


 * - style="height:2em"
 * nowrap | Jun 24, 1933 – Oct 10, 1933
 * colspan=3 | Vacant
 * colspan=3 | Vacant

! rowspan=10 | 4
 * - style="height:2em"
 * rowspan=4 | Appointed to continue Bratton's termElected in 1934 to finish Bratton's term.
 * rowspan=10 nowrap | Oct 10, 1933 – Jan 3, 1949
 * rowspan=10 | Democratic
 * rowspan=10 align=right | Carl Atwood Hatch.jpg Carl Hatch


 * - style="height:2em"
 * Re-elected in 1934.Died.
 * rowspan=5 | 5
 * rowspan=3


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | May 6, 1935 – May 11, 1935

! rowspan=14 | 6
 * - style="height:2em"
 * rowspan=14 align=left | Dennischavezportrait.jpg Dennis Chávez
 * rowspan=14 | Democratic
 * rowspan=14 nowrap | May 11, 1935 – Nov 18, 1962
 * rowspan=3 | Appointed to continue Cutting's term.Elected in 1936 to finish Cutting's term.


 * - style="height:2em"
 * rowspan=3 | 6
 * rowspan=3 | Re-elected in 1936.
 * rowspan=3 | Re-elected in 1936.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1940.
 * rowspan=3 | 6


 * - style="height:2em"
 * rowspan=3 | 7
 * rowspan=3 | Re-elected in 1942.Retired.
 * rowspan=3 | Re-elected in 1942.Retired.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1946.
 * rowspan=3 | 7

! rowspan=15 | 5
 * - style="height:2em"
 * rowspan=3 | 8
 * rowspan=3 | Elected in 1948.
 * rowspan=15 nowrap | Jan 3, 1949 – Jan 3, 1973
 * rowspan=15 | Democratic
 * rowspan=15 align=right | [[File:Clinton P. Anderson, 13th Secretary of Agriculture, June 1945 - May 1948. - Flickr - USDAgov.jpg|100px]] Clinton Anderson
 * rowspan=15 align=right | [[File:Clinton P. Anderson, 13th Secretary of Agriculture, June 1945 - May 1948. - Flickr - USDAgov.jpg|100px]] Clinton Anderson


 * - style="height:2em"


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 * rowspan=3 | Re-elected in 1952.
 * rowspan=3 | 8


 * - style="height:2em"
 * rowspan=3 | 9
 * rowspan=3 | Re-elected in 1954.
 * rowspan=3 | Re-elected in 1954.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=2 | Re-elected in 1958.Died.
 * rowspan=6 | 9


 * - style="height:2em"
 * rowspan=3
 * rowspan=6 | 10
 * rowspan=6 | Re-elected in 1960.


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Nov 18, 1962 – Nov 30, 1962

! rowspan=2 | 7
 * - style="height:2em"
 * rowspan=2 align=left | Edwin Mechem.jpg Edwin L. Mechem
 * rowspan=2 | Republican
 * rowspan=2 nowrap | Nov 30, 1962 – Nov 3, 1964
 * rowspan=2 | Self-appointed to continue Chávez's term.Lost election to finish Chávez's term.


 * - style="height:2em"
 * rowspan=2

! rowspan=7 | 8
 * - style="height:2em"
 * rowspan=7 align=left | Joseph_Montoya.jpg Joseph Montoya
 * rowspan=7 | Democratic
 * rowspan=7 nowrap | Nov 4, 1964 – Jan 3, 1977
 * Elected in 1964 to finish Chávez's term.


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1964.
 * rowspan=3 | 10


 * - style="height:2em"
 * rowspan=3 | 11
 * rowspan=3 | Re-elected in 1966.Retired.
 * rowspan=3 | Re-elected in 1966.Retired.


 * - style="height:2em"


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 * rowspan=3 | Re-elected in 1970.Lost re-election.
 * rowspan=3 | 11

! rowspan=18 | 6
 * - style="height:2em"
 * rowspan=3 | 12
 * rowspan=3 | Elected in 1972.
 * rowspan=18 nowrap | Jan 3, 1973 – Jan 3, 2009
 * rowspan=18 | Republican
 * rowspan=18 align=right | Pete Domenici official portrait 2.jpg Pete Domenici
 * rowspan=18 align=right | Pete Domenici official portrait 2.jpg Pete Domenici


 * - style="height:2em"

! rowspan=3 | 9
 * - style="height:2em"
 * rowspan=3 align=left | Sen Harrison Schmitt.jpg Harrison Schmitt
 * rowspan=3 | Republican
 * rowspan=3 nowrap | Jan 3, 1977 – Jan 3, 1983
 * rowspan=3 | Elected in 1976.Lost re-election.
 * rowspan=3 | 12


 * - style="height:2em"
 * rowspan=3 | 13
 * rowspan=3 | Re-elected in 1978.
 * rowspan=3 | Re-elected in 1978.


 * - style="height:2em"

! rowspan=15 | 10
 * - style="height:2em"
 * rowspan=15 align=left | Jeff Bingaman.jpg Jeff Bingaman
 * rowspan=15 | Democratic
 * rowspan=15 nowrap | Jan 3, 1983 – Jan 3, 2013
 * rowspan=3 | Elected in 1982.
 * rowspan=3 | 13


 * - style="height:2em"
 * rowspan=3 | 14
 * rowspan=3 | Re-elected in 1984.
 * rowspan=3 | Re-elected in 1984.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1988.
 * rowspan=3 | 14


 * - style="height:2em"
 * rowspan=3 | 15
 * rowspan=3 | Re-elected in 1990.
 * rowspan=3 | Re-elected in 1990.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1994.
 * rowspan=3 | 15


 * - style="height:2em"
 * rowspan=3 | 16
 * rowspan=3 | Re-elected in 1996.
 * rowspan=3 | Re-elected in 1996.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 2000.
 * rowspan=3 | 16


 * - style="height:2em"
 * rowspan=3 | 17
 * rowspan=3 | Re-elected in 2002.Retired.
 * rowspan=3 | Re-elected in 2002.Retired.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 2006.Retired.
 * rowspan=3 | 17

! rowspan=6 | 7
 * - style="height:2em"
 * rowspan=3 | 18
 * rowspan=3 | Elected in 2008.
 * rowspan=6 nowrap | Jan 3, 2009 – Jan 3, 2021
 * rowspan=6 | Democratic
 * rowspan=6 align=right | Tom Udall official Senate portrait.jpg Tom Udall
 * rowspan=6 align=right | Tom Udall official Senate portrait.jpg Tom Udall


 * - style="height:2em"

! rowspan=6 | 11
 * - style="height:2em"
 * rowspan=6 align=left | Heinrich Official Headshot 2019.jpg Martin Heinrich
 * rowspan=6 | Democratic
 * rowspan=6 nowrap | Jan 3, 2013 – present
 * rowspan=3 | Elected in 2012.
 * rowspan=3 | 18


 * - style="height:2em"
 * rowspan=3 | 19
 * rowspan=3 | Re-elected in 2014.Retired.
 * rowspan=3 | Re-elected in 2014.Retired.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 2018.
 * rowspan=3 | 19

! rowspan=3 | 8
 * - style="height:2em"
 * rowspan=3 | 20
 * rowspan=3 | Elected in 2020.
 * rowspan=3 nowrap | Jan 3, 2021 – present
 * rowspan=3 | Democratic
 * rowspan=3 align=right | Ben Ray Lujan, 117th Congress portrait 2.jpg Ben Ray Luján
 * rowspan=3 align=right | Ben Ray Lujan, 117th Congress portrait 2.jpg Ben Ray Luján


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=2 colspan=5 | To be determined in the 2024 election.
 * rowspan=2|20


 * - style="height:2em"
 * 21
 * colspan=5 | To be determined in the 2026 election.
 * colspan=5 | To be determined in the 2026 election.