Results for the UK general election on 8 June 2017 Wales - by party
Registered political parties nominating candidates standing in the general election on 8 June 2017. This list does not include candidates standing as independents or the candidate standing as House of Commons Speaker.
| Party | Constituencies contested | Votes | Vote share | Constituencies won |
| Labour | 40 | 771,354 | 48.9% | 28 |
| Conservative | 40 | 528,839 | 33.6% | 8 |
| Plaid Cymru | 40 | 164,466 | 10.4% | 4 |
| Liberal Democrat | 40 | 71,039 | 4.5% | 0 |
| UK Independence Party | 32 | 31,376 | 2.0% | 0 |
| Green Party | 10 | 5,128 | 0.3% | 0 |
| Independent Save Withybush Save Lives | 1 | 1,209 | 0.1% | 0 |
| Pirate Party UK | 3 | 446 | 0.0% | 0 |
| Women's Equality Party | 1 | 177 | 0.0% | 0 |
| Official Monster Raving Loony Party | 1 | 157 | 0.0% | 0 |
| The Socialist Party of Great Britain | 1 | 92 | 0.0% | 0 |
| The New Society of Worth | 1 | 31 | 0.0% | 0 |