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