
| Senator | Term |
|---|---|
| Robert A. Taft (R-OH) |
|
| William F. Knowland (R-CA) |
|
| Homer S. Ferguson (R-MI) |
|
| H. Styles Bridges (R-NH) |
|
| Bourke B. Hickenlooper (R-IA) |
|
| Gordon L. Allott (R-CO) |
|
| John G. Tower (R-TX) |
|
| William L. Armstrong (R-CO) |
|
| Donald L. Nickles (R-OK) |
|
| Larry E. Craig (R-ID) |
|
| Jon L. Kyl (R-AZ) |
|
| Kay Bailey Hutchison (R-TX) |
|
| John E. Ensign (R-NV) |
|
| John Thune (R-SD) |
|
| John Barrasso (R-WY) |
|
| Roy Blunt (R-MO) |
|
| Joni Ernst (R-IA) |
|
| Shelley Moore Capito (R-WV) |
|
| Senator | Term |
|---|---|
| Alben W. Barkley (D-KY) |
|
| Scott W. Lucas (D-IL) |
|
| Ernest W. McFarland (D-AZ) |
|
| Lyndon B. Johnson (D-TX) |
|
| Michael J. Mansfield (D-MT) |
|
| Robert C. Byrd (D-WV) |
|
| George J. Mitchell (D-ME)
Thomas A. Daschle (D-SD) |
19891995 |
| Thomas A. Daschle (D-SD)
Harry Reid (D-NV) |
19951999 |
| Byron L. Dorgan (D-ND) |
|
| Charles E. Schumer (D-NY) |
|
| Debbie Stabenow (D-MI) |
|
| Amy Klobuchar (D-MN) |
|