UK general election on 12 December 2019 Elections won by Sinn Féin
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 | Majority |
| Belfast North | FINUCANE, John | 72,225 | 67.9% | 23,078 | 47.1% | 5.4% | 1,943 |
| Belfast West | MASKEY, Paul | 65,644 | 59.1% | 20,866 | 53.8% | -12.9% | 14,672 |
| Fermanagh and South Tyrone | GILDERNEW, Michelle | 72,848 | 69.7% | 21,986 | 43.3% | -3.9% | 57 |
| Mid Ulster | MOLLOY, Francie | 70,449 | 63.3% | 20,473 | 45.9% | -8.6% | 9,537 |
| Newry and Armagh | BRADY, Mickey | 81,226 | 62.5% | 20,287 | 40.0% | -8.0% | 9,287 |
| South Down | HAZZARD, Chris | 79,175 | 62.9% | 16,137 | 32.4% | -7.5% | 1,620 |
| West Tyrone | BEGLEY, Órfhlaith | 66,259 | 62.2% | 16,544 | 40.2% | -10.6% | 7,478 |
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.