An election to the 58th Parliament of the United Kingdom for the constituency area of South Suffolk, held as part of the general election on 12 December 2019.
Conservative hold by James Cartlidge with a majority of 22,897 - 42.8% - on a turnout of 70.2%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| CARTLIDGE, James | Con | 33,270 | 62.2% | 1.7% |
| HUGHES, Elizabeth | Lab | 10,373 | 19.4% | -8.4% |
| BEAVAN, David | LD | 6,702 | 12.5% | 6.7% |
| LINDSAY, Robert | Green | 3,144 | 5.9% | 2.7% |
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 76,201, having a valid vote count of 53,489 and an invalid vote count of 277.
Result declared at 03:54 on 13 December 2019.