Utah was admitted to the Union on January 4, 1896.
Class 1
| Senator | Party | From
| To |
| Frank J. Cannon | Republican | 1896 | 1899 |
| Thomas Kearns | Republican | 1901 | 1905 |
| George Sutherland | Republican | 1905 | 1917 |
| William H. King | Democrat | 1917 | 1941 |
| Orris A. Murdock | Democrat | 1941 | 1947 |
| Arthur V. Watkins | Republican | 1947 | 1959 |
| Frank E. Moss | Democrat | 1959 | 1977 |
| Orrin Hatch | Republican | 1977 | |
Class 3