CONSTITUENCY RESULT : Croydon South
| Candidate name | Party | Gender | Number of votes | Share (%) | Change vs. 2017 for party (percentage points) | ||
| Chris Philp | Conservative | Male | 30,985 | 52.2% | -2.2 | ||
| Olga FitzRoy | Labour | Female | 18,646 | 31.4% | -4.4 | ||
| Anna Jones | Liberal Democrat | Female | 7,503 | 12.6% | +6.9 | ||
| Peter Underwood | Green | Male | 1,782 | 3.0% | +1.2 | ||
| Kathleen Garner | UK Independence Party | Female | 442 | 0.7% | -1.1 |
| Election statistics | ||
| Majority | ||
| Votes | 12,339 | |
| Percent | 20.8% | |
| Rank (1 = highest %) | 360 | |
| Turnout | ||
| Constituency | 70.7% | |
| Region | 67.5% | |
| UK | 67.3% | |
| Constituency in 2017 | 73.3% | |
| Size of electorate | 83,982 | |
| Valid votes cast | 59,358 |