An election to the 58th Parliament of the United Kingdom for the constituency area of South West Devon, held as part of the general election on 12 December 2019.
Conservative hold by Gary Streeter with a majority of 21,430 - 40.2% - on a turnout of 73.6%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| STREETER, Gary | Con | 33,286 | 62.4% | 2.5% |
| BEVERLEY, Alex | Lab | 11,856 | 22.2% | -7.7% |
| DAVARIAN, Sima | LD | 6,207 | 11.6% | 6.5% |
| POYSER, Ian | Green | 2,018 | 3.8% | 1.6% |
Under section 13(b) of the Representation of the People Act 1985, a candidate gaining 5% or less of the vote share will forfeit their deposit.
An electorate of 72,535, having a valid vote count of 53,367 and an invalid vote count of 275.
Result declared at 05:54 on 13 December 2019.