1979 General Election - Caernarvon
| Year | 1979 |
| General election | 1979 General Election |
| Constituency | Caernarvon |
| Turnout | 81.5% |
Results
| Candidate | Party | Votes |
| Wigley, Dafydd | Plaid Cymru | 17,420 |
| Hughes, Thomas | Labour | 8,696 |
| Paice, James | Conservative | 6,968 |
| Edwards, John | Liberal | 1,999 |