1924 General Election - Blackburn
| Year | 1924 |
| General election | 1924 General Election |
| Constituency | Blackburn |
| Turnout | 85.2% |
Results
| Candidate | Party | Votes |
| Duckworth, John | Liberal | 31,612 |
| Henn, Sydney Herbert Holcroft | Unionist | 31,347 |
| Hamilton, Mary Agnes | Labour | 24,330 |
| Gill, Thomas Harry | Labour | 24,317 |