An election to the 58th Parliament of the United Kingdom for the constituency area of South West Norfolk, held as part of the general election on 12 December 2019.
Conservative hold by Elizabeth Truss with a majority of 26,195 - 50.9% - on a turnout of 65.6%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| TRUSS, Elizabeth | Con | 35,507 | 69.0% | 6.2% |
| BLAKE, Emily | Lab | 9,312 | 18.1% | -9.7% |
| RATCLIFFE, Josie | LD | 4,166 | 8.1% | 3.6% |
| DEVULAPALLI, Pallavi | Green | 1,645 | 3.2% | - |
| OF OUTWELL, Earl Elvis | MRLP | 836 | 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 78,455, having a valid vote count of 51,466 and an invalid vote count of 184.
Result declared at 04:47 on 13 December 2019.