February 1974 General Election - Thornaby
| Year | 1974 |
| General election | February 1974 General Election |
| Constituency | Thornaby |
| Turnout | 79.6% |
Results
| Candidate | Party | Votes |
| Wrigglesworth, Ian | Labour | 21,503 |
| Sutcliffe, John | Conservative | 19,785 |
| Tennant, R | Liberal | 7,827 |