Results for the UK general election on 8 June 2017 Northern Ireland - Elections contested by Democratic Unionist Party
| Constituency | Candidate | Electorate | Turnout | Votes | Vote share | Vote change | Position |
| Upper Bann | SIMPSON, David | 80,168 | 63.9% | 22,317 | 43.5% | 10.9% | 1st |
| Newry and Armagh | IRWIN, William | 78,266 | 68.5% | 13,177 | 24.6% | - | 2nd |
| South Down | FORSYTHE, Diane | 75,685 | 67.2% | 8,867 | 17.4% | 9.3% | 3rd |
| North Antrim | PAISLEY, Ian | 75,657 | 64.1% | 28,521 | 58.9% | 15.6% | 1st |
| Lagan Valley | DONALDSON, Jeffrey M. | 72,380 | 62.1% | 26,762 | 59.6% | 11.7% | 1st |
| Foyle | MIDDLETON, Gary | 70,324 | 65.4% | 7,398 | 16.1% | 3.7% | 3rd |
| Mid Ulster | BUCHANAN, Keith | 68,485 | 68.2% | 12,565 | 26.9% | 13.6% | 2nd |
| Belfast North | DODDS, Nigel | 68,249 | 67.3% | 21,240 | 46.2% | -0.8% | 1st |
| South Antrim | GIRVAN, Paul | 68,244 | 63.3% | 16,508 | 38.2% | 8.1% | 1st |
| East Londonderry | CAMPBELL, Gregory | 67,038 | 61.2% | 19,723 | 48.1% | 5.8% | 1st |
| Belfast South | LITTLE PENGELLY, Emma | 66,105 | 66.1% | 13,299 | 30.4% | 8.2% | 1st |
| North Down | EASTON, Alex | 64,334 | 60.9% | 14,940 | 38.1% | 14.5% | 2nd |
| Strangford | SHANNON, Jim | 64,327 | 60.2% | 24,036 | 62.0% | 17.7% | 1st |
| West Tyrone | BUCHANAN, Thomas | 64,009 | 67.9% | 11,718 | 26.9% | 9.5% | 2nd |
| Belfast East | ROBINSON, Gavin | 63,495 | 67.5% | 23,917 | 55.8% | 6.4% | 1st |
| East Antrim | WILSON, Sammy | 62,908 | 60.6% | 21,873 | 57.3% | 21.2% | 1st |
| Belfast West | MCCOUBREY, Frank | 62,423 | 65.1% | 5,455 | 13.4% | 5.6% | 2nd |
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.