The SDP has formally adopted the following as Prospective Parliamentary Candidates to fight the next General Election. Candidates in other constituencies will be added to this list in the coming months as the party approves further candidates throughout the country.
| Country/Region | Constituency | Candidate |
|---|---|---|
| North West | Altrincham and Sale West | TBC |
| Carlisle | DR Rachel Hayton | |
| Penrith and Solway | Shaun Long | |
| Wallasey | John Hornby | |
| Manchester Withington | Wendy Andrew | |
| Yorkshire and Humber | Leeds North West | Kathy Bushell |
| Sheffield Brightside & Hillsborough | Istvan (Steve) Vajda | |
| Sheffield Hallam | Andrew Cowell | |
| Sheffield Heeley | Helen Jackman | |
| Sheffield South East | Matthew Leese | |
| Selby | John Waterston | |
| Great Grimsby & Cleethorpes | William Stones | |
| Shipley | Paul Shkurka | |
| Sheffield Central | Michael Chambers | |
| Leeds South | Daniel Whetstone | |
| Leeds Central & Headingley | Rob Walker | |
| North East | Hexham | William Clouston |
| City of Durham | Sarah Welbourne | |
| Sunderland Central | Wesley Dowding | |
| Newcastle East | Martin Evison | |
| East of England | St Albans | Stewart Slattery |
| Suffolk West | Ivan Kinsman | |
| East Midlands | Wellingborough & Rushden | Jeremy Brittin |
| Lincoln | Craig Marshall | |
| Gainsborough | Tim Mellors | |
| London | TBC | Hugo de Burgh |
| Ealing Central and Acton | Marta Bleier | |
| TBC | Alan Flanagan | |
| Ealing North | Leslie Beaumont | |
| Bethnal Green and Stepney | Jon Mabbutt | |
| Uxbridge and South Ruislip | Stephen Gardner | |
| South East | Bracknell | Michael Derrig |
| Brighton Kemptown & Peacehaven | Valerie Gray | |
| Oxford East | Benjamin Adams | |
| Mid Bucks | Yvonne Wilding | |
| Guildford | Jake Bell Watson | |
| Maidenhead | Timothy Burt | |
| Sevenoaks | Adam Hibbert | |
| Didcot & Wantage | Kynaston Pomlett | |
| Sussex Wealden | Stephen Gander | |
| Winchester | Andrew Davis | |
| Earley and Woodley | Alastair Hunter | |
| Canterbury | Luke Buchanan-Hodgman | |
| Brighton Pavilion | Carl Buckfield | |
| Maidstone and Malling | Mark Alexander | |
| South West | Torridge & Tavistock | Philip Peers |
| Camborne & Redruth | Meiron Grimshaw | |
| Dorset Mid & Poole North | John Dowling | |
| Bristol North East | Tommy Truman | |
| Bristol North West | Ben Smith | |
| Gloucester | Daniel Gardner | |
| Bristol South | Ken Petrie | |
| West Midlands | Droitwich and Evesham | Andrew Flaxman |
| Wales | Alyn & Deeside | Daniel McNay |
| TBC | Daniel Kellaway |