October 1974 General Election - Dearne Valley
| Year | 1974 |
| General election | October 1974 General Election |
| Constituency | Dearne Valley |
| Turnout | 71.0% |
Results
| Candidate | Party | Votes |
| Wainwright, Edwin | Labour | 33,315 |
| Irwin, Lord | Conservative | 6,046 |
| Hargreaves, P | Liberal | 5,588 |