1979 General Election - South Down
| Year | 1979 |
| General election | 1979 General Election |
| Constituency | South Down |
| Turnout | 72.0% |
Results
| Candidate | Party | Votes |
| Powell, Enoch | UUP | 32,254 |
| McGrady, Eddie | SDLP | 24,033 |
| Forde, Patrick | Alliance | 4,407 |
| Markey, John | Irish Independence | 1,853 |
| O'Hagan, Des | Republican Clubs | 1,682 |
| Rice, Francis | Inter-Dependence Party | 216 |
| Courtney, Peter | Reform | 31 |