Results for the UK general election on 12 December 2019 South East, England - by party
Registered political parties nominating candidates standing in the general election on 12 December 2019. 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 |
| Conservative | 84 | 2,512,869 | 54.0% | 74 |
| Labour | 84 | 1,029,966 | 22.1% | 8 |
| Liberal Democrat | 81 | 848,382 | 18.2% | 1 |
| Green Party | 70 | 183,724 | 3.9% | 1 |
| The Brexit Party | 11 | 12,868 | 0.3% | 0 |
| UK Independence Party | 13 | 7,807 | 0.2% | 0 |
| Official Monster Raving Loony Party | 7 | 2,873 | 0.1% | 0 |
| Independent Network | 1 | 1,542 | 0.0% | 0 |
| The Peace Party - Non-violence, Justice, Environment | 2 | 960 | 0.0% | 0 |
| Wycombe Independents | 1 | 926 | 0.0% | 0 |
| Christian Peoples Alliance | 4 | 740 | 0.0% | 0 |
| The Justice & Anti-Corruption Party | 3 | 728 | 0.0% | 0 |
| Animal Welfare Party | 1 | 675 | 0.0% | 0 |
| Social Democratic Party | 2 | 534 | 0.0% | 0 |
| Libertarian Party | 2 | 519 | 0.0% | 0 |
| English Democrats | 1 | 194 | 0.0% | 0 |
| Advance Together | 3 | 179 | 0.0% | 0 |
| Women's Equality Party | 1 | 137 | 0.0% | 0 |
| Patria | 1 | 109 | 0.0% | 0 |
| Young People's Party | 1 | 80 | 0.0% | 0 |
| The Socialist Party of Great Britain | 1 | 69 | 0.0% | 0 |