February 1974 General Election - Finchley
| Year | 1974 |
| General election | February 1974 General Election |
| Constituency | Finchley |
| Turnout | 77.7% |
Results
| Candidate | Party | Votes |
| Thatcher, Margaret | Conservative | 18,180 |
| O'Connor, Martin | Labour | 12,202 |
| Brass, Laurence | Liberal | 11,221 |