Results for the UK general election on 12 December 2019 Elections contested by Democratic Unionist Party
A general election to the 58th Parliament of the United Kingdom with an electorate of 47,562,702, having 32,014,110 valid votes and 117,919 invalid votes.
Read the House of Commons Library briefing.
| Constituency | Candidate | Electorate | Turnout | Votes | Vote share | Vote change | Position |
| Mid Ulster | BUCHANAN, Keith | 70,449 | 63.3% | 10,936 | 24.5% | -2.4% | 2nd |
| West Tyrone | BUCHANAN, Thomas | 66,259 | 62.2% | 9,066 | 22.0% | -4.9% | 2nd |
| East Londonderry | CAMPBELL, Gregory | 69,246 | 56.8% | 15,765 | 40.1% | -8.0% | 1st |
| Belfast North | DODDS, Nigel | 72,225 | 67.9% | 21,135 | 43.1% | -3.1% | 2nd |
| Lagan Valley | DONALDSON, Jeffrey M. | 75,735 | 60.0% | 19,586 | 43.1% | -16.4% | 1st |
| North Down | EASTON, Alex | 67,099 | 60.6% | 15,390 | 37.9% | -0.3% | 2nd |
| South Antrim | GIRVAN, Paul | 71,711 | 59.9% | 15,149 | 35.3% | -3.0% | 1st |
| South Down | HANNA, Glyn | 79,175 | 62.9% | 7,619 | 15.3% | -2.1% | 3rd |
| Newry and Armagh | IRWIN, William | 81,226 | 62.5% | 11,000 | 21.7% | -2.9% | 2nd |
| Belfast South | LITTLE PENGELLY, Emma | 69,984 | 67.7% | 11,678 | 24.7% | -5.8% | 2nd |
| Upper Bann | LOCKHART, Carla | 82,887 | 60.4% | 20,501 | 41.0% | -2.6% | 1st |
| Belfast West | MCCOUBREY, Frank | 65,644 | 59.1% | 5,220 | 13.5% | 0.0% | 3rd |
| Foyle | MIDDLETON, Gary | 74,346 | 63.4% | 4,773 | 10.1% | -6.0% | 3rd |
| North Antrim | PAISLEY, Ian | 77,134 | 57.1% | 20,860 | 47.4% | -11.5% | 1st |
| Belfast East | ROBINSON, Gavin | 66,245 | 64.1% | 20,874 | 49.2% | -6.6% | 1st |
| Strangford | SHANNON, Jim | 66,928 | 56.0% | 17,705 | 47.2% | -14.8% | 1st |
| East Antrim | WILSON, Sammy | 64,830 | 57.5% | 16,871 | 45.3% | -12.1% | 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.