October 1974 General Election - Finchley
| Year | 1974 |
| General election | October 1974 General Election |
| Constituency | Finchley |
| Turnout | 69.5% |
Results
| Candidate | Party | Votes |
| Thatcher, Margaret | Conservative | 16,498 |
| O'Connor, Martin | Labour | 12,587 |
| Brass, Laurence | Liberal | 7,384 |
| Godfrey, Janet | National Front | 993 |