Results for the UK general election on 8 June 2017 Elections contested by Social Democratic & Labour Party
A general election to the 57th Parliament of the United Kingdom with an electorate of 46,836,533, having 32,204,184 valid votes and 74,188 invalid votes.
Read the House of Commons Library briefing.
| Constituency | Candidate | Electorate | Turnout | Votes | Vote share | Vote change | Position |
| South Down | RITCHIE, Margaret | 75,685 | 67.2% | 17,882 | 35.1% | -7.2% | 2nd |
| Belfast South | MCDONNELL, Alasdair | 66,105 | 66.1% | 11,303 | 25.9% | +1.3% | 2nd |
| Foyle | DURKAN, Mark | 70,324 | 65.4% | 18,087 | 39.3% | -8.6% | 2nd |
| West Tyrone | MCCROSSAN, Daniel | 64,009 | 67.9% | 5,635 | 13.0% | -3.7% | 3rd |
| Newry and Armagh | MCNULTY, Justin | 78,266 | 68.5% | 9,055 | 16.9% | -7.2% | 3rd |
| Mid Ulster | QUINN, Malachy | 68,485 | 68.2% | 4,563 | 9.8% | -2.6% | 3rd |
| Fermanagh and South Tyrone | GARRITY, Mary | 70,601 | 75.8% | 2,587 | 4.8% | -0.5% | 3rd |
| East Londonderry | QUIGLEY, Stephanie | 67,038 | 61.2% | 4,423 | 10.8% | -1.5% | 3rd |
| Lagan Valley | CATNEY, Pat | 72,380 | 62.1% | 3,384 | 7.5% | +1.3% | 4th |
| Belfast West | ATTWOOD, Tim | 62,423 | 65.1% | 2,860 | 7.0% | -2.8% | 4th |
| Belfast North | MCAULEY, Martin | 68,249 | 67.3% | 2,058 | 4.5% | -3.7% | 4th |
| Strangford | BOYLE, Joe | 64,327 | 60.2% | 2,404 | 6.2% | -0.7% | 4th |
| Upper Bann | MCALINDEN, Declan | 80,168 | 63.9% | 4,397 | 8.6% | -0.4% | 4th |
| East Antrim | MCKILLOP, Margaret | 62,908 | 60.6% | 1,278 | 3.4% | -1.5% | 5th |
| South Antrim | LYNCH, Roisin | 68,244 | 63.3% | 2,362 | 5.5% | -2.7% | 5th |
| North Antrim | O'LOAN, Declan | 75,657 | 64.1% | 2,574 | 5.3% | -1.7% | 6th |
| North Down | MCNEILL, Caoimhe | 64,334 | 60.9% | 400 | 1.0% | +0.0% | 7th |
| Belfast East | DE FAOITE, Seamas | 63,495 | 67.5% | 167 | 0.4% | +0.1% | 7th |
Turnout as calculated by the House of Commons Library, is the total number of votes cast and not spoiled, divided by the size of the electorate.
Under section 13(b) of the Representation of the People Act 1985, a candidate gaining 5% or less of the vote share will forfeit their deposit.