1964 General Election - South Antrim
| Year | 1964 |
| General election | 1964 General Election |
| Constituency | South Antrim |
| Turnout | 64.3% |
Results
| Candidate | Party | Votes |
| Cunningham, Knox | UUP | 47,325 |
| Stewart, Sydney | NI Labour | 16,531 |
| Wilson, Leo | Independent Republican | 3,830 |