
| CONGRESS | NAME OF SENATOR | TERM BEGAN | TERM ENDED | COMMENTS |
|---|---|---|---|---|
| Class 1 | ||||
| 62nd - 64th | Thomas B. Catron (R) | Mar. 27, 1912 | Mar. 3, 1917 | |
| 65th - 70th | Andrieus A. Jones (D) | Mar. 4, 1917 | Dec. 20, 1927 | Died |
| 70th | Bronson M. Cutting (R) | Dec. 29, 1927 | Dec. 6, 1928 | Appointed |
| 70th | Octaviano A. Larrazolo (R) | Dec. 7, 1928 | Mar. 3, 1929 | |
| 71st - 74th | Bronson M. Cutting (R) | Mar. 4, 1929 | May 6, 1935 | Died |
| 74th - 87th | Dennis Chavez (D) | May 11, 1935 | Nov. 18, 1962 | Appointed, then elected; died |
| 87th - 88th | Edwin L. Mechem (R) | Nov. 30, 1962 | Nov. 3, 1964 | Appointed |
| 88th - 94th | Joseph M. Montoya (D) | Nov. 4, 1964 | Jan. 3, 1977 | |
| 95th - 97th | Harrison H. Schmitt (R) | Jan. 3, 1977 | Jan. 3, 1983 | |
| 98th - 112th | Jeff Bingaman (D) | Jan. 3, 1983 | Jan. 3, 2013 | |
| 113th - | Martin Heinrich (D) | Jan. 3, 2013 | Present | |
| Class 2 | ||||
| 62nd - 67th | Albert B. Fall (R) | Mar. 27, 1912 | Mar. 4, 1921 | Resigned |
| 67th - 68th | Holm O. Bursum (R) | Mar. 11, 1921 | Mar. 3, 1925 | Appointed, then elected |
| 69th - 73rd | Sam G. Bratton (D) | Mar. 4, 1925 | Jun. 24, 1933 | Resigned |
| 73rd - 80th | Carl A. Hatch (D) | Oct. 10, 1933 | Jan. 3, 1949 | Appointed, then elected |
| 81st - 92nd | Clinton P. Anderson (D) | Jan. 3, 1949 | Jan. 3, 1973 | |
| 93rd - 110th | Pete V. Domenici (R) | Jan. 3, 1973 | Jan. 3, 2009 | |
| 111th - 116th | Thomas Udall (D) | Jan. 3, 2009 | Jan. 3, 2021 | |
| 117th - | Ben Ray Luján (D) | Jan. 3, 2021 | Present | |