| Year: | 1979 |
|---|---|
| General election: | 1979 General Election |
| Constituency: | South West Hertfordshire |
| Turnout: | 79.7% |
Results
| Candidate | Party | Votes |
| Dodsworth, Geoffrey | Conservative | 33112 |
| Colman, Anthony | Labour | 16784 |
| Cass, G | Liberal | 9808 |
| Graves, P | National Front | 839 |