1966 General Election - Llanelly
| Year | 1966 |
| General election | 1966 General Election |
| Constituency | Llanelly |
| Turnout | 76.2% |
Results
| Candidate | Party | Votes |
| Griffiths, James | Labour | 33,674 |
| Peel, Jeremy | Conservative | 7,143 |
| Davies, Pennar | Plaid Cymru | 5,132 |
| Hitchon, Robert | Communist | 1,211 |