1979 General Election - Gainsborough
| Year | 1979 |
| General election | 1979 General Election |
| Constituency | Gainsborough |
| Turnout | 78.9% |
Results
| Candidate | Party | Votes |
| Kimball, Marcus | Conservative | 24,040 |
| Blackmore, Roger | Liberal | 16,885 |
| Bach, William | Labour | 10,335 |
| August, RE | Independent Conservative | 570 |