List of United Kingdom MPs: D
Following is an incomplete list of past and present Members of Parliament (MPs) of the United Kingdom whose surnames begin with D. The dates in parentheses are the periods for which they were MPs.
- Cynog Dafis
- Paul Daisley
- Simon Ramsay, 16th Earl of Dalhousie
- Hugh Dalton
- Tam Dalyell
- John Danvers (1625 to 1639)
- George Darby (1780 to 1784)
- George Darby (1837 to 1841)
- Christopher Darby-Griffith (1857 to 1868)
- Alistair Darling
- George Darling
- Keith Darvill
- Edward Davey
- Valerie Davey
- Wayne David
- Frances Davidson
- Ian Davidson
- John Davidson, 1st Viscount Davidson
- Chris Davies
- Clement Davies
- David Davies
- David Davies
- Denzil Davies
- Geraint Davies
- Philip Davies
- Quentin Davies
- Ron Davies
- David Davis
- Terry Davis
- William Davison
- Hilton Dawson
- Stephen Day
- William Sidney, 1st Viscount De L'Isle
- Janet Dean
- Bill Deedes
- Edmund Dell
- John Yorke Denham
- Nirj Deva
- Jim Devine
- Victor Cavendish, 9th Duke of Devonshire
- Donald Dewar
- Parmjit Dhanda
- John Diamond, Baron Diamond
- Terry Dicks
- Andrew Dismore
- Benjamin Disraeli, 1st Earl of Beaconsfield
- John Dixwell (17th century)
- Jonathan Djanogly
- Jim Dobbin
- Alfred Dobbs
- Frank Dobson
- Nigel Dodds
- Pat Doherty
- Jeffrey Donaldson
- John Donne
- Patrick Donner
- Brian Donohoe
- Frank Doran
- Reginald Dorman-Smith
- Stephen Dorrell
- Nadine Dorries
- Sue Doughty
- Dick Douglas
- Douglas Douglas-Hamilton, 14th Duke of Hamilton
- James Douglas-Hamilton, Baron Selkirk of Douglas
- Alec Douglas-Home
- Den Dover
- Jim Dowd
- David Drew
- Tom Driberg
- Julia Drown
- Alf Dubs
- Richard Du Cane
- James Duddridge
- Patrick Duffy
- Thomas Dugdale
- Thomas Dummer (1765–1781)
- Thomas Lee Dummer (1737–1741 & 1747–1765)
- Iain Duncan Smith
- Andrew Duncan
- Peter Duncan
- Lawrence Dundas, 1st Earl of Zetland
- Lawrence Dundas, 1st Marquess of Zetland
- Thomas Dundas, 2nd Earl of Zetland
- William Dundas
- John Dunlop
- Bob Dunn
- Philip Dunne (politician)
- Gwyneth Dunwoody (1966 to 1970, 1974 to present)
- John Dunwoody (1966 to 1970)
- Robert Anthony Bevis Durant
- Mark Durkan