1955 General Election - Cardiff South East
| Year | 1955 |
| General election | 1955 General Election |
| Constituency | Cardiff South East |
| Turnout | 79.3% |
Results
| Candidate | Party | Votes |
| Callaghan, Leonard James | Labour | 25,722 |
| Roberts, Michael Hilary Arthur | Conservative | 22,482 |