See main article: 1964 United Kingdom general election.
| Election Name: | 1964 United Kingdom general election in Northern Ireland |
| Country: | Northern Ireland |
| Type: | parliamentary |
| Ongoing: | no |
| Previous Election: | 1959 United Kingdom general election in Northern Ireland |
| Previous Year: | 1959 |
| Election Date: | 15 October 1964 |
| Next Election: | 1966 United Kingdom general election in Northern Ireland |
| Next Year: | 1966 |
| Seats For Election: | 12 seats in Northern Ireland of the 630 seats in the House of Commons |
| Leader1: | Terence O'Neill |
| Party1: | Ulster Unionist Party |
| Leader Since1: | 1963 |
| Leaders Seat1: | Did not stand[1] |
| Seats1: | 12 |
| Popular Vote1: | 401,897 |
| Percentage1: | 63.2% |
| Leader2: | Tom Boyd |
| Leader Since2: | 1958 |
| Party2: | Northern Ireland Labour Party |
| Leaders Seat2: | Did not stand[2] |
| Seats2: | 0 |
| Popular Vote2: | 102,759 |
| Percentage2: | 16.1% |
The 1964 United Kingdom general election in Northern Ireland was held on 15 October with 12 MPs elected in single-seat constituencies using first-past-the-post as part of the wider general election in the United Kingdom.
The Ulster Unionists won all the seats in region, as they had at the previous election.
In the election as a whole, the Conservative Party, which included the Ulster Unionists, led by Sir Alec Douglas-Home, lost their majority, lost power after thirteen years in government. The Labour Party won a narrow majority and Harold Wilson was appointed as Prime Minister.
| Party | MPs | Votes | |||||
|---|---|---|---|---|---|---|---|
| No. | Change | No. | % | Change | |||
| 12 | 401,897 | 63.2% | 14.0 | ||||
| 0 | 102,759 | 16.1% | 8.4 | ||||
| 0 | 101,628 | 15.9% | 15.9 | ||||
| 0 | 17,354 | 2.7% | 2.1 | ||||
| 0 | 14,678 | 2.3% | 2.3 | ||||
| Total | 12 | 638,316 | 100 | ||||