| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1966 | IA | R | Attorney General | Primary | 1 | 72,591 | 49.0% | ||
| 1966 | IA | R | Attorney General | General | 1 | 428,209 | 50.4% | ||
| 1968 | IA | R | Attorney General | Primary | 1 | 199,361 | 100.0% | ||
| 1968 | IA | R | Attorney General | General | 1 | 596,302 | 55.2% | ||
| 1970 | IA | R | Attorney General | Primary | 1 | 134,399 | 100.0% | ||
| 1970 | IA | R | Attorney General | General | 1 | 405,474 | 54.3% | ||
| 1972 | IA | R | Attorney General | Primary | 1 | 163,584 | 99.9% | ||
| 1972 | IA | R | Attorney General | General | 1 | 623,037 | 54.4% | ||
| 1974 | IA | R | Attorney General | Primary | 1 | 115,007 | 100.0% | ||
| 1974 | IA | R | Attorney General | General | 1 | 458,196 | 52.2% | ||
| 1978 | IA | R | Attorney General | General | 2 | 351,251 | 44.1% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |