• Henry Fountain Ashurst, Democrat: 1912-1941
• Marcus A. Smith, Democrat: 1912-1921
• Ralph H. Cameron, Republican: 1921-1927
• Carl T. Hayden, Democrat: 1927-1969
• Ernest W. McFarland, Democrat: 1941-1953
• Barry M. Goldwater, Republican: 1953-1965; 1969-1987
• Paul J. Fannin, Republican:1965-1977
• Dennis W. DeConcini, Democrat: 1977-1995
• John McCain, Republican: 1987-Present
• Jon Kyl, Republican: 1995-Current
Source: U.S. Senate
