CONSTITUENCY RESULT : South East Cornwall
| Candidate name | Party | Gender | Number of votes | Share (%) | Change vs. 2017 for party (percentage points) | ||
| Sheryll Murray | Conservative | Female | 31,807 | 59.3% | +3.9 | ||
| Gareth Derrick | Labour | Male | 10,836 | 20.2% | -2.4 | ||
| Colin Martin | Liberal Democrat | Male | 8,650 | 16.1% | -3.3 | ||
| Martha Green | Green | Female | 1,493 | 2.8% | +0.3 | ||
| Jay Latham | Liberal | Male | 869 | 1.6% | 0.0 |
| Election statistics | ||
| Majority | ||
| Votes | 20,971 | |
| Percent | 39.1% | |
| Rank (1 = highest %) | 134 | |
| Turnout | ||
| Constituency | 74.7% | |
| Region | 72.0% | |
| UK | 67.3% | |
| Constituency in 2017 | 74.0% | |
| Size of electorate | 71,825 | |
| Valid votes cast | 53,655 |