| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1959 | MS | D | Governor | Primary | 3 | 131,792 | 29.9% | ||
| 1963 | MS | D | Governor | Primary | 3 | 132,321 | 27.9% | ||
| 1967 | MS | D | Lt. Governor | General | 1 | 254,512 | 100.0% | ||
| 1971 | MS | D | Governor | Primary | 1 | 298,219 | 38.6% | ||
| 1971 | MS | D | Governor | Primary Runoff | 2 | 329,236 | 45.8% | ||
| 1978 | MS | D | U.S. Senate Class 2 | Primary | 3 | 78,702 | 20.8% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |