1979 General Election - Merthyr Tydfil
| Year | 1979 |
| General election | 1979 General Election |
| Constituency | Merthyr Tydfil |
| Turnout | 79.1% |
Results
| Candidate | Party | Votes |
| Rowlands, Edward | Labour | 22,386 |
| Wilde, AR de | Conservative | 4,426 |
| Gwilym, Eurfyl ap | Plaid Cymru | 2,962 |
| Oliver, RD | Liberal | 1,275 |
| Dennett, CC | Communist | 223 |
| Gould, GT | Workers Revolutionary | 114 |