1950 General Election - Cardiff North
| Year | 1950 |
| General election | 1950 General Election |
| Constituency | Cardiff North |
| Turnout | 84.4% |
Results
| Candidate | Party | Votes |
| Llewellyn, David Treharne | Conservative | 23,988 |
| Howlett, William | Labour | 21,081 |
| Jones, DA | Liberal | 6,017 |