An election to the 57th Parliament of the United Kingdom for the constituency area of Maidenhead, held as part of the general election on 8 June 2017.
Conservative hold by Theresa May with a majority of 26,457 - 45.4% - on a turnout of 76.6%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| MAY, Theresa | Con | 37,718 | 64.8% | -1.1% |
| MCDONALD, Pat | Lab | 11,261 | 19.3% | 7.5% |
| HILL, Tony | LD | 6,540 | 11.2% | 1.3% |
| WALL, Derek | Green | 907 | 1.6% | -2.0% |
| BATTEN, Gerard | UKIP | 871 | 1.5% | -6.9% |
| KNIGHT, Andrew | ANWP | 282 | 0.5% | - |
| BUCKETHEAD, Lord | Ind | 249 | 0.4% | - |
| SMITH, Grant | Ind | 152 | 0.3% | - |
| HOPE, Howling 'Laud' | MRLP | 119 | 0.2% | - |
| VICTOR, Edmonds | CPA | 69 | 0.1% | - |
| REID, Julian | JPP | 52 | 0.1% | - |
| HAILEMARIAM, Yemi | Ind | 16 | 0.0% | - |
| SMITH, Bobby | Ind | 3 | 0.0% | - |
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 76,076, having a valid vote count of 58,239 and an invalid vote count of 108.
Result declared at 03:20 on 9 June 2017.