An election to the 57th Parliament of the United Kingdom for the constituency area of Dumfriesshire, Clydesdale and Tweeddale, held as part of the general election on 8 June 2017.
Conservative hold by David Mundell with a majority of 9,441 - 19.3% - on a turnout of 72.4%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| MUNDELL, David | Con | 24,177 | 49.4% | 9.6% |
| MCALLAN, Mairi | SNP | 14,736 | 30.1% | -8.2% |
| BEATTIE, Douglas | Lab | 8,102 | 16.5% | 1.8% |
| FERRY, John | LD | 1,949 | 4.0% | 1.3% |
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 67,672, having a valid vote count of 48,964 and an invalid vote count of 60.
Result declared at 05:54 on 9 June 2017.