CONSTITUENCY RESULT : Torfaen
| Candidate name | Party | Gender | Number of votes | Share (%) | Change vs. 2017 for party (percentage points) | ||
| Nick Thomas-Symonds | Labour | Male | 15,546 | 41.8% | -15.8 | ||
| Graham Smith | Conservative | Male | 11,804 | 31.8% | +0.8 | ||
| David Thomas | Brexit Party | Male | 5,742 | 15.4% | 0.0 | ||
| John Miller | Liberal Democrat | Male | 1,831 | 4.9% | +2.7 | ||
| Morgan Bowler-Brown | Plaid Cymru | Male | 1,441 | 3.9% | -1.5 | ||
| Andrew Heygate-Browne | Green | Male | 812 | 2.2% | 0.0 |
| Election statistics | ||
| Majority | ||
| Votes | 3,742 | |
| Percent | 10.1% | |
| Rank (1 = highest %) | 507 | |
| Turnout | ||
| Constituency | 59.6% | |
| Region | 66.6% | |
| UK | 67.3% | |
| Constituency in 2017 | 62.1% | |
| Size of electorate | 62,330 | |
| Valid votes cast | 37,176 |