|
| Aberdeen Burghs (seat 1/1) | James Farquhar | |
| Aberdeenshire (seat 1/1) | James Ferguson | Tory |
| Abingdon (seat 1/1) | Sir George Bowyer | Whig |
| Aldborough (seat 1/2) | Henry Fynes | Tory |
| Aldborough (seat 2/2) | Henry Dawkins – resigned Replaced by Henry Gally Knight 1814 – resigned Replaced Granville Venables Vernon 1815 | Tory |
| Aldeburgh (seat 1/2) | The Lord Dufferin & Claneboye | Tory |
| Aldeburgh (seat 2/2) | Andrew Strahan | Tory |
| Amersham (seat 1/2) | William Tyrwhitt-Drake | Tory |
| Amersham (seat 2/2) | Thomas Tyrwhitt-Drake | Tory |
| Andover (seat 1/2) | Thomas Assheton Smith I | Tory |
| Andover (seat 2/2) | Newton Fellowes | Whig |
| Anglesey (seat 1/1) | Berkeley Paget | Whig |
| Anstruther Easter Burghs (seat 1/1) | Sir John Anstruther – died Replaced by Alexander Maconochie 1818 | |
| County Antrim(seat 1/2) | Hon. John Bruce Richard O'Neill | Tory |
| County Antrim (seat 2/2) | Earl of Yarmouth | Tory |
| Appleby (seat 1/2) | James Lowther | Tory |
| Appleby (seat 2/2) | John Courtenay – resigned Replaced by George Tierney 1812 | Whig Whig |
| Argyllshire (seat 1/1) | Lord John Campbell | |
| Armagh (seat 1/1) | Patrick Duigenan – died Replaced by Daniel Webb Webber 1816 | Tory Tory |
| County Armagh (seat 1/2) | William Brownlow – died Replaced by Henry Caulfeild 1815 | Tory Whig |
| County Armagh (seat 2/2) | William Richardson | Tory |
| Arundel (seat 1/2) | Henry Thomas Howard Molyneux – sat for Gloucester Replaced by Samuel Romilly 1812 | |
| Arundel (seat 2/2) | Francis Wilder | |
| Ashburton (seat 1/2) | John Sullivan | |
| Ashburton (seat 2/2) | Richard Preston | |
| Athlone (seat 1/1) | John Wilson Croker | Tory |
| Aylesbury (seat 1/2) | George Nugent, 1st Bt. | |
| Aylesbury (seat 2/2) | Thomas Hussey – resigned Replaced by Charles Compton Cavendish 1814 | |
| Ayr Burghs (seat 1/1) | Duncan Campbell | |
| Ayrshire (seat 1/1) | Sir Hew Dalrymple-Hamilton | |
|
| Banbury (seat 1/1) | Frederick Sylvester North Douglas | |
| Bandon | Richard Boyle Bernard – resigned Replaced by William Sturges Bourne 1815 | Tory Tory |
| Banffshire (seat 1/1) | Robert Abercromby | |
| Barnstaple (seat 1/2) | Sir Manasseh Masseh Lopes | Tory |
| Barnstaple (seat 2/2) | Sir Eyre Coote | |
| Bath (seat 1/2) | Lord John Thynne | |
| Bath (seat 2/2) | Charles Palmer | |
| Beaumaris (seat 1/1) | Thomas Lewis | |
| Bedford (seat 1/2) | Lord George Russell | Whig |
| Bedford (seat 2/2) | Samuel Whitbread – died Replaced by Hon. William Waldegrave 1815 | Whig Whig |
| Bedfordshire (seat 1/2) | Marquess of Tavistock | Whig |
| Bedfordshire (seat 2/2) | Francis Pym | Whig |
| Belfast | James Edward May– died Replaced by Stephen Edward May 1814 – took office Replaced by John Michel 1816 | Tory Tory Tory |
| Bere Alston (seat 1/2) | Hon. Josceline Percy | |
| Bere Alston (seat 2/2) | Lord Lovaine | |
| Berkshire (seat 1/2) | Hon. Richard Neville | Whig |
| Berkshire (seat 2/2) | Charles Dundas | Whig |
| Berwickshire (seat 1/1) | George Baillie | |
| Berwick-upon-Tweed (seat 1/2) | Alexander Allan | |
| Berwick-upon-Tweed (seat 2/2) | Henry Heneage St Paul | |
| Beverley (seat 1/2) | John Wharton | Whig |
| Beverley (seat 2/2) | Charles Forbes | Tory |
| Bewdley (seat 1/1) | Miles Peter Andrews – died Replaced by Charles Edward Wilsonn 1814 | |
| Bishops Castle (seat 1/2) | William Clive | |
| Bishops Castle (seat 2/2) | John Robinson | |
| Bletchingley (seat 1/2) | Charles Cockrell Sir Charles Talbot – died Replaced by Robert William Newman 1812 | |
| Bletchingley (seat 2/2) | William Kenrick – resigned Replaced by John Bolland 1814 | |
| Bodmin (seat 1/2) | Charles Bragge Bathurst | |
| Bodmin (seat 2/2) | Davies Giddy | |
| Boroughbridge (seat 1/2) | William Henry Clinton | Tory |
| Boroughbridge (seat 2/2) | Henry Clinton | Tory |
| Bossiney (seat 1/2) | Hon. James Stuart-Wortley | Tory |
| Bossiney (seat 2/2) | The Earl of Desart – resigned Replaced by William Yates Peel 1817 | Tory Tory |
| Boston (seat 1/2) | William Alexander Madocks | |
| Boston (seat 2/2) | Peter Robert Drummond Burrell | |
| Brackley (seat 1/2) | Henry Wrottesley | Tory |
| Brackley (seat 2/2) | Robert Haldane Bradshaw | Tory |
| Bramber (seat 1/2) | John Irving | |
| Bramber (seat 2/2) | William Wilberforce | Independent |
| Brecon (seat 1/1) | Charles Morgan Robinson Morgan | Whig |
| Breconshire (seat 1/1) | Thomas Wood | Tory |
| Bridgnorth (seat 1/2) | Hon. Charles Jenkinson | |
| Bridgnorth (seat 2/2) | Thomas Whitmore | |
| Bridgwater (seat 1/2) | William Astell | |
| Bridgwater (seat 2/2) | George Pocock | |
| Bridport (seat 1/2) | William Draper Best – took office Replaced by Henry Charles Sturt 1817 | Tory
|
| Bridport (seat 2/2) | Sir Horace St Paul, Bt | |
| Bristol (seat 1/2) | Richard Hart Davis | Tory |
| Bristol (seat 2/2) | Edward Protheroe | Whig |
| Buckingham (seat 1/2) | Viscount Ebrington– resigned Replaced by James Hamilton Stanhope | |
| Buckingham (seat 2/2) | William Henry Fremantle | |
| Buckinghamshire (seat 1/2) | Earl Temple – succeeded to peerage Replaced by Thomas Grenville 1813 | |
| Buckinghamshire (seat 2/2) | William Selby Lowndes | |
| Bury St Edmunds (seat 1/2) | Lord Charles FitzRoy | |
| Bury St Edmunds (seat 2/2) | Frederick Thomas Hervey Foster | |
| Buteshire (seat 0/0) | John Marjoribanks | |
|
| Caernarvon Boroughs (seat 1/1) | Hon. Sir Charles Paget | |
| Caernarvonshire (seat 1/1) | Robert Williams | |
| Caithness (seat 0/0) | Alternated with Buteshire. No representation in 1812 |
| Callington (seat 1/2) | Sir John Leman Rogers – resigned Replaced by Charles Rodolph Trefusis 1813 | Tory |
| Callington (seat 2/2) | William Stephen Poyntz | Whig |
| Calne (seat 1/2) | Joseph Jekyll – resigned Replaced by James Macdonald 1816 | |
| Calne (seat 2/2) | Hon. James Abercromby | Whig |
| Cambridge (seat 1/2) | Edward Finch | Tory |
| Cambridge (seat 2/2) | Robert Manners | Tory |
| Cambridgeshire (seat 1/2) | Lord Charles Manners | |
| Cambridgeshire (seat 2/2) | Lord Francis Godolphin Osborne | Tory |
| Cambridge University (seat 1/2) | John Henry Smyth | Whig |
| Cambridge University (seat 2/2) | The Viscount Palmerston | Tory |
| Camelford (seat 1/2) | William Leader | Whig |
| Camelford (seat 2/2) | Samuel Scott | |
| Canterbury (seat 1/2) | John Baker | Whig |
| Canterbury (seat 2/2) | Stephen Rumbold Lushington | Tory |
| Cardiff Boroughs (seat 1/1) | Lord William Stuart – died Replaced by Lord Evelyn James Stuart 1814 | Tory Tory |
| Cardigan Boroughs (seat 1/1) | Hon. John Vaughan | |
| Cardiganshire (seat 1/1) | Thomas Johnes – died Replaced by William Edward Powell 1816 | Tory |
| Carlisle (seat 1/2) | Sir James Graham, 1st Bt | Tory |
| Carlisle (seat 2/2) | Henry Fawcett – died Replaced by John Christian Curwen 1816 | Whig |
| Carlow (seat 1/1) | Frederick John Falkiner | |
| County Carlow (seat 1/2) | David Latouche – died Replaced by Robert Anthony Latouche 1816 | Whig Whig |
| County Carlow (seat 2/2) | Henry Bruen | Tory |
| Carmarthen (seat 1/1) | Vice-Admiral George Campbell – resigned Replaced by John Frederick Campbell 1813 | |
| Carmarthenshire (seat 1/1) | Lord Robert Seymour | Tory |
| Carrickfergus (seat 1/1) | Arthur Chichester | Tory |
| Cashel (seat 1/1) | Sir Charles Saxton, Bt | Tory |
| Castle Rising (seat 1/2) | Augustus Cavendish Bradshaw – resigned Replaced by Earl of Rocksavage 1817 | Tory Tory |
| Castle Rising (seat 2/2) | Fulk Greville Howard | Tory |
| County Cavan (seat 1/2) | John Maxwell-Barry | Tory |
| County Cavan (seat 2/2) | Nathaniel Sneyd | Tory |
| Cheshire (seat 1/2) | Davies Davenport | |
| Cheshire (seat 2/2) | Wilbraham Egerton | Tory |
| Chester (seat 1/2) | John Grey Egerton | |
| Chester (seat 2/2) | Thomas Grosvenor | |
| Chichester (seat 1/2) | Charles Gordon-Lennox | Tory |
| Chichester (seat 2/2) | William Huskisson | |
| Chippenham (seat 1/2) | Charles Brooke | |
| Chippenham (seat 2/2) | Robert Peel – resigned Replaced by John Maitland 1817 | |
| Christchurch (seat 1/2) | William Edward Tomline | |
| Christchurch (seat 2/2) | George Rose – died Replaced by George Henry Rose 1818 | |
| Cirencester (seat 1/2) | Michael Hicks-Beach | |
| Cirencester (seat 2/2) | Henry Bathurst | Tory |
| Clackmannanshire (seat 1/1) | George Abercromby – resigned Replaced by Sir John Abercromby 1815– died Replaced by Alexander Abercromby 1817 | |
| County Clare (seat 1/2) | Augustine Fitzgerald | Tory |
| County Clare (seat 2/2) | Sir Edward O'Brien, 4th Baronet | Whig |
| Clitheroe (seat 1/2) | Viscount Castlereagh – sat for County Down Replaced by Edward Bootle Wilbraham 1812 | Tory Tory |
| Clitheroe (seat 2/2) | Hon. Robert Curzon | Tory |
| Clonmel (seat 1/1) | Rt Hon. William Bagwell | Tory |
| Cockermouth (seat 1/2) | Viscount Lowther – took office Replaced by John Henry Lowther 1816 | Tory Tory |
| Cockermouth (seat 2/2) | John Lowther – sat for Cumberland Replaced by Augustus John Foster 1812 – resigned Replaced by Thomas Wallace 1813 | Tory Tory Tory |
| Colchester (seat 1/2) | Robert Thornton – resigned Replaced by Sir William Burroughs 1817 | Tory Tory |
| Colchester (seat 2/2) | Hart Davis – resigned Replaced by James Beckford Wildman 1818 | Tory |
| Coleraine (seat 1/1) | Lord George Thomas Beresford – resigned Replaced by John Poo Beresford 1814 | Tory Tory |
| Corfe Castle (seat 1/2) | Peter William Baker Replaced by George Bankes | Tory Tory |
| Corfe Castle (seat 2/2) | Henry Bankes | Tory |
| Cork (seat 1/2) | Sir Nicholas Colthurst, Bt | Tory |
| Cork (seat 2/2) | Mountifort Longfield | Tory |
| County Cork (seat 1/2) | Viscount Bernard | |
| County Cork (seat 2/2) | Viscount Ennismore | |
| Cornwall (seat 1/2) | John Hearle Tremayne | Tory |
| Cornwall (seat 2/2) | Sir William Lemon, Bt | Whig |
| Coventry (seat 1/2) | Joseph Butterworth | |
| Coventry (seat 2/2) | Peter Moore | |
| Cricklade (seat 1/2) | Joseph Pitt | |
| Cricklade (seat 2/2) | Thomas Calley | Whig |
| Cromartyshire (seat 0/0) | Alternated with Nairnshire. No representation in 1812 |
| Cumberland (seat 1/2) | Viscount Morpeth | Tory |
| Cumberland (seat 2/2) | John Lowther | Tory |
|
| Dartmouth (seat 1/2) | Edmund Pollexfen Bastard – resigned Replaced by John Bastard 1816 | Tory - |
| Dartmouth (seat 2/2) | Arthur Howe Holdsworth | – |
| Denbigh Boroughs (seat 1/1) | Viscount Kirkwall | Tory |
| Denbighshire (seat 1/1) | Sir Watkin Williams-Wynn, 5th Baronet | |
| Derby (seat 1/2) | Henry Cavendish | |
| Derby (seat 2/2) | Edward Coke | |
| Derbyshire (seat 1/2) | Lord George Cavendish | Whig |
| Derbyshire (seat 2/2) | Edward Miller Mundy | Tory |
| Devizes (seat 1/2) | Joshua Smith | |
| Devizes (seat 2/2) | Thomas Grimston Estcourt | |
| Devon (seat 1/2) | John Pollexfen Bastard – died Replaced by Edmund Pollexfen Bastard 1816 | Tory - |
| Devon (seat 2/2) | Sir Thomas Dyke-Acland, Bt | |
| County Donegal (seat 1/2) | Sir James Stewart, Bt | Tory |
| County Donegal (seat 2/2) | George Vaughan Hart | – |
| Dorchester (seat 1/2) | Charles Henry Bouverie – sat for Downton Replaced by William A'court 1812 – resigned Replaced by Samuel Shepherd 1814 | |
| Dorchester (seat 2/2) | Robert Williams | |
| Dorset (seat 1/2) | Edward Berkeley Portman | |
| Dorset (seat 2/2) | William Morton Pitt | |
| Dover (seat 1/2) | John Jackson | |
| Dover (seat 2/2) | Charles Jenkinson | |
| County Down (seat 1/2) | Hon. John Meade – took office Replaced by Lord Arthur Moyses William Hill 1817 | - Whig |
| County Down (seat 2/2) | Robert Stewart, Viscount Castlereagh | Tory |
| Downpatrick | Charles Stewart Hawthorne – took office Replaced by Viscount Glerawly 1815 | Whig Tory |
| Downton (seat 1/2) | Charles Henry Bouverie – resigned Replaced by Sir Thomas Brooke Pechell 1813 | Whig – |
| Downton (seat 2/2) | Sir Thomas Plumer –– took office Replaced by Edward Golding 1813 | Tory - |
| Drogheda | Henry Meade Ogle | Tory |
| Droitwich (seat 1/2) | Sir Thomas Winnington, Bt – resigned Replaced by The Earl of Sefton 1816 | Whig |
| Droitwich (seat 2/2) | Andrew Foley | Whig |
| Dublin (seat 1/2) | Robert Shaw | Tory |
| Dublin (seat 2/2) | Rt Hon. Henry Grattan | Whig |
| County Dublin (seat 1/2) | Hans Hamilton | Tory |
| County Dublin (seat 2/2) | Richard Talbot | Whig |
| Dublin University | William Plunket | Whig |
| Dumfries Burghs (seat 1/1) | Lord William Douglas | |
| Dumfriesshire (seat 1/1) | Sir William Johnstone Hope | |
| Dunbartonshire (seat 1/1) | Archibald Campbell Colquhoun | |
| Dundalk | John Metge – resigned Replaced by Lyndon Evelyn 1813 | Tory Tory |
| Dungannon | George Peter Holford | |
| Dungarvan | Hon. George Walpole | Whig |
| Dunwich (seat 1/2) | Michael Barne | |
| Dunwich (seat 2/2) | The Lord Huntingfield I– died Replaced by The Lord Huntingfield II 1816 | |
| Durham (City of) (seat 1/2) | Richard Wharton | Tory |
| Durham (City of) (seat 2/2) | Ralph John Lambton – resigned Replaced by George Allan 1813 | |
| Durham (County) (seat 1/2) | Sir Henry Vane-Tempest, Bt – died Replaced by John George Lambton 1813 | Tory Radical |
| Durham (County) (seat 2/2) | Viscount Barnard – took office Replaced by William John Frederick Vane Powlett 1815 | Whig |
| Dysart Burghs (seat 1/1) | Sir Ronald Crauford Ferguson | Whig |
|
| East Grinstead (seat 1/2) | George Gunning | |
| East Grinstead (seat 2/2) | James Stephen – resigned Replaced by Sir George Johnstone Hope 1815 – died Replaced by Lord Strathavon 1818 | |
| East Looe (seat 1/2) | Sir Edward Buller | Tory |
| East Looe (seat 2/2) | David Vanderheyden – resigned Replaced by Thomas Potter MacQueen 1816 | Tory Tory |
| East Retford (seat 1/2) | George Osbaldeston | |
| East Retford (seat 2/2) | Charles Marsh | |
| Edinburgh (seat 1/1) | William Dundas | |
| Edinburghshire (seat 1/1) | Sir George Clerk | |
| Elgin Burghs (seat 1/1) | Patrick Milne | |
| Elginshire (seat 1/1) | Francis William Grant | Tory |
| Ennis | James Fitzgerald – resigned Replaced by William Fitzgerald 1813 | Tory |
| Enniskillen | Richard Magenis | Tory |
| Essex (seat 1/2) | John Archer Houblon | |
| Essex (seat 2/2) | Charles Callis Western | |
| Evesham (seat 1/2) | William Manning | |
| Evesham (seat 2/2) | Humphrey Howorth | Whig |
| Exeter (seat 1/2) | William Courtenay | |
| Exeter (seat 2/2) | James Buller | |
| Eye (seat 1/2) | Sir William Garrow – took office Replaced by Robert Gifford 1817 | |
| Eye (seat 2/2) | Mark Singleton | |
|
| County Fermanagh (seat 1/2) | Mervyn Archdall | Tory |
| County Fermanagh (seat 2/2) | Hon. Galbraith Lowry Cole | Tory |
| Fife (seat 1/1) | William Wemyss | |
| Flint Boroughs (seat 1/1) | William Shipley | |
| Flintshire (seat 1/1) | Sir Thomas Mostyn | |
| Forfarshire (seat 1/1) | William Maule | |
| Fowey (seat 1/2) | William Rashleigh | Tory |
| Fowey (seat 2/2) | Robert Wigram (junior) | Tory |
|
| Galway | Frederick Ponsonby – unseated on petition Replaced by Valentine Blake 1813 | Tory |
| County Galway (seat 1/2) | James Daly | Tory |
| County Galway (seat 2/2) | Denis Bowes Daly | Tory |
| Gatton (seat 1/2) | Sir Mark Wood, Bt | |
| Gatton (seat 2/2) | Sir William Congreve – resigned Replaced by Mark Wood 1816 | |
| Glamorganshire (seat 1/1) | Thomas Wyndham – died Replaced by Benjamin Hall 1814 – died Replaced by Sir Christopher Cole1817 | |
| Glasgow Burghs (seat 1/1) | Kirkman Finlay | Tory |
| Gloucester (seat 1/2) | Henry Thomas Howard | Whig |
| Gloucester (seat 2/2) | Robert Morris – died Replaced by Edward Webb 1816 | Whig |
| Gloucestershire (seat 1/2) | Lord Edward Somerset | Tory |
| Gloucestershire (seat 2/2) | Sir Berkeley Guise, Bt | Whig |
| Grampound (seat 1/2) | John Teed | Whig |
| Grampound (seat 2/2) | Andrew James Cochrane Johnstone – expelled Replaced by Ebenezer John Collett 1814 | |
| Grantham (seat 1/2) | Robert Percy Smith | |
| Grantham (seat 2/2) | Sir William Earle Welby, Bt | |
| Great Bedwyn (seat 1/2) | John Jacob Buxton | Tory |
| Great Bedwyn (seat 2/2) | James Henry Leigh – resigned Replaced by John Jacob Buxton 1818 | Tory |
| Great Grimsby (seat 1/2) | John Peter Grant | |
| Great Grimsby (seat 2/2) | Sir Robert Heron, Bt | |
| Great Marlow (seat 1/2) | Pascoe Grenfell | Whig |
| Great Marlow (seat 2/2) | Owen Williams | Whig |
| Great Yarmouth (seat 1/2) | William Loftus | |
| Great Yarmouth (seat 2/2) | Edmund Knowles Lacon | |
| Guildford (seat 1/2) | Thomas Cranley Onslow | Tory |
| Guildford (seat 2/2) | Arthur Onslow | Tory |
|
| Haddington Burghs (seat 1/1) | Thomas Maitland – took office Replaced by Anthony Maitland 1813 | |
| Haddingtonshire (seat 1/1) | Charles Hope – resigned Replaced by Sir James Suttie 1816 | |
| Hampshire (seat 1/2) | Thomas Freeman Heathcote | |
| Hampshire (seat 2/2) | William John Chute | |
| Harwich (seat 1/2) | Nicholas Vansittart | Tory |
| Harwich (seat 2/2) | John Hiley Addington | |
| Haslemere (seat 1/2) | Robert Ward | Tory |
| Haslemere (seat 2/2) | Charles Long | Tory |
| Hastings (seat 1/2) | James Dawkins | |
| Hastings (seat 2/2) | Sir Abraham Hume | |
| Haverfordwest (seat 1/1) | The 2nd Baron Kensington | |
| Hedon (seat 1/2) | George Johnstone – died Replaced by John Broadhurst 1813 | |
| Hedon (seat 2/2) | Anthony Browne | |
| Helston (seat 1/2) | William Horne | Whig |
| Helston (seat 2/2) | Hugh Hammersley | |
| Hereford (seat 1/2) | Thomas Powell Symonds | |
| Hereford (seat 2/2) | Richard Philip Scudamore | |
| Herefordshire (seat 1/2) | Thomas Foley | Whig |
| Herefordshire (seat 2/2) | Sir John Cotterell, Bt | Tory |
| Hertford (seat 1/2) | Edward Spencer Cowper – resigned Replaced by Viscount Cranborne 1817 | Whig Tory |
| Hertford (seat 2/2) | Nicolson Calvert | Whig |
| Hertfordshire (seat 1/2) | Hon. Thomas Brand | Whig |
| Hertfordshire (seat 2/2) | Sir John Sebright, Bt | Whig |
| Heytesbury (seat 1/2) | Samuel Hood | |
| Heytesbury (seat 2/2) | Charles Duncombe | |
| Higham Ferrers (seat 1/1) | William Plumer | Whig Whig |
| Hindon (seat 1/2) | William Beckford | Whig |
| Hindon (seat 2/2) | Benjamin Hobhouse | Whig |
| Honiton (seat 1/2) | Richard Howard-Vyse | |
| Honiton (seat 2/2) | George Robinson | |
| Horsham (seat 1/2) | Arthur Piggott | |
| Horsham (seat 2/2) | Robert Hurst | Whig |
| Huntingdon (seat 1/2) | Samuel Farmer | |
| Huntingdon (seat 2/2) | John Calvert | |
| Huntingdonshire (seat 1/2) | Viscount Hinchingbrooke – succeeded to peerage Replaced by Lord Proby 1814 | |
| Huntingdonshire (seat 2/2) | William Henry Fellowes | |
| Hythe (seat 1/2) | Matthew White | |
| Hythe (seat 2/2) | Sir John Perring | |
|
| Ilchester (seat 1/2) | Hon. John Ward | Tory |
| Ilchester (seat 2/2) | George Philips | Whig |
| Inverness Burghs (seat 1/1) | Charles Grant | |
| Inverness-shire (seat 1/1) | Charles Grant (senior) | Pittite/Tory |
| Ipswich (seat 1/2) | John Round | |
| Ipswich (seat 2/2) | Robert Alexander Crickitt | |
|
| Kent (seat 1/2) | Sir Edward Knatchbull, Bt | Tory |
| Kent (seat 2/2) | Sir William Geary, Bt | Tory |
| County Kerry (seat 1/2) | James Crosbie | |
| County Kerry (seat 2/2) | Rt Hon. Maurice Fitzgerald | Whig |
| County Kildare (seat 1/2) | Lord Henry Fitzgerald – resigned Replaced by Lord William Charles O'Brien Fitzgerald 1814 | Whig |
| County Kildare (seat 2/2) | Robert La Touche | Whig |
| Kilkenny (seat 1/1) | Overington Blunden – resigned Replaced by Charles Harward Blunden 1814 | |
| County Kilkenny (seat 1/2) | Hon. Frederick Ponsonby | Whig |
| County Kilkenny (seat 2/2) | Hon. James Butler | Whig |
| Kincardineshire (seat 1/1) | George Harley Drummond | |
| King's County (seat 1/2) | Hardress Lloyd | Tory |
| King's County (seat 2/2) | Thomas Bernard (senior) | Tory |
| King's Lynn (seat 1/2) | Lord Walpole | |
| King's Lynn (seat 2/2) | Sir Martin ffolkes, Bt | |
| Kingston upon Hull (seat 1/2) | George William Denys | Whig |
| Kingston upon Hull (seat 2/2) | John Staniforth | Tory |
| Kinross-shire (seat 0/0) | Alternated with Clackmannanshire. Unrepresented in this Parliament |
| Kinsale (seat 1/1) | Henry Martin | Whig |
| Kirkcudbright Stewartry (seat 1/1) | James Dunlop | |
| Knaresborough (seat 1/2) | Viscount Ossulston | Whig |
| Knaresborough (seat 2/2) | Lord John Townshend | Whig |
|
| Lanarkshire (seat 1/1) | Lord Archibald Hamilton | Whig |
| Lancashire (seat 1/2) | Lord Stanley | |
| Lancashire (seat 2/2) | John Blackburne | |
| Lancaster (seat 1/2) | John Fenton-Cawthorne | Tory |
| Lancaster (seat 2/2) | Gabriel Doveton | Whig |
| Launceston (seat 1/2) | Pownoll Bastard Pellew | Tory |
| Launceston (seat 2/2) | James Brogden | Tory |
| Leicester (seat 1/2) | Thomas Babington | |
| Leicester (seat 2/2) | Samuel Smith | |
| Leicestershire (seat 1/2) | Lord Robert William Manners | |
| Leicestershire (seat 2/2) | George Anthony Legh Keck | |
| County Leitrim (seat 1/2) | Henry John Clements | Tory |
| County Leitrim (seat 2/2) | John La Touche | |
| Leominster (seat 1/2) | John Lubbock | |
| Leominster (seat 2/2) | John Harcourt | |
| Lewes (seat 1/2) | George Shiffner | |
| Lewes (seat 2/2) | Thomas Read Kemp – resigned Replaced by Sir John Shelley 1816 | |
| Lichfield (seat 1/2) | George Granville Venables Vernon | Whig |
| Lichfield (seat 2/2) | Sir George Anson | Whig |
| Limerick | Charles Vereker– ennobled Replaced by John Prendergast Vereker 1817 | Tory |
| County Limerick (seat 1/2) | Hon. Windham Henry Quin | |
| County Limerick (seat 2/2) | William Odell | |
| Lincoln (seat 1/2) | John Nicholas Fazakerley | |
| Lincoln (seat 2/2) | Sir Henry Sullivan – died Replaced by Coningsby Waldo Sibthorp 1814 | |
| Lincolnshire (seat 1/2) | Charles Anderson-Pelham | |
| Lincolnshire (seat 2/2) | Charles Chaplin – died Replaced by William Cust 1816 | |
| Linlithgow Burghs (seat 1/1) | Sir John Buchanan Riddell, Bt | |
| Linlithgowshire (seat 1/1) | Sir Alexander Hope | |
| Lisburn | Lord Henry Seymour Moore | Tory |
| Liskeard (seat 1/2) | William Eliot | Tory |
| Liskeard (seat 2/2) | Charles Philip Yorke | Tory |
| Liverpool (seat 1/2) | Isaac Gascoyne | Tory |
| Liverpool (seat 2/2) | George Canning | Tory |
| London (City of) (seat 1/4) | William Curtis | Tory |
| London (City of) (seat 2/4) | Sir James Shaw, Bt | Tory |
| London (City of) (seat 3/4) | John Atkins | Tory |
| London (City of) (seat 4/4) | Harvey Christian Combe – resigned Replaced by Matthew Wood 1817 | Whig |
| Londonderry | Sir George Hill, Bt | Tory |
| County Londonderry (seat 1/2) | Hon. Charles William Stewart – ennobled Replaced by Alexander Stewart 1814 | Tory |
| County Londonderry (seat 2/2) | William Ponsonby – died Replaced by George Robert Dawson 1815 | Tory |
| County Longford (seat 1/2) | Sir Thomas Fetherston, Bt | Tory |
| County Longford (seat 2/2) | Viscount Forbes | Tory |
| Lostwithiel (seat 1/2) | Reginald Pole Carew – resigned Replaced by Viscount Valletort 1816 | |
| Lostwithiel (seat 2/2) | John Ashley Warre | |
| County Louth (seat 1/2) | John Foster | Tory |
| County Louth (seat 2/2) | Viscount Jocelyn | Tory |
| Ludgershall (seat 1/2) | Magens Dorrien Magens – resigned Replaced by Sandford Graham 1812 – resigned Replaced by Charles Nicholas Pallmer 1815 – resigned Replaced by The Earl of Carhampton 1817 | Tory Whig Whig Tory |
| Ludgershall (seat 2/2) | Joseph Hague Everett – resigned Replaced by Joseph Birch | Tory Whig |
| Ludlow (seat 1/2) | Viscount Clive | Tory |
| Ludlow (seat 2/2) | Henry Clive | |
| Lyme Regis (seat 1/2) | Henry Fane | Tory |
| Lyme Regis (seat 2/2) | Lord Burghersh – resigned Replaced by John Thomas Fane 1816 | Tory |
| Lymington (seat 1/2) | Sir Harry Burrard-Neale, Bt | |
| Lymington (seat 2/2) | John Kingston – resigned Replaced by John Taylor 1814 | |
|
| Maidstone (seat 1/2) | George Simson | |
| Maidstone (seat 2/2) | Samuel Egerton Brydges | |
| Maldon (seat 1/2) | Joseph Holden Strutt | Tory |
| Maldon (seat 2/2) | Benjamin Gaskell | Whig |
| Mallow | Sir James Cotter, Bt | |
| Malmesbury (seat 1/2) | William Hicks Beach – resigned Replaced by Sir William Abdy 1817 | Tory – |
| Malmesbury (seat 2/2) | Sir Charles Saxton – sat for Cashel Replaced by Peter Patten 1813 | Tory Tory |
| Malton (seat 1/2) | John Ramsden | Whig |
| Malton (seat 2/2) | Viscount Duncannon | Whig |
| Marlborough (seat 1/2) | Lord Bruce – succeeded to peerage Replaced by William Hill 1814 | - Tory |
| Marlborough (seat 2/2) | Edward Stopford | |
| County Mayo (seat 1/2) | Rt Hon. Denis Browne | Tory |
| County Mayo (seat 2/2) | Hon. Henry Augustus Dillon – ennobled Replaced by Dominick Browne 1814 | Whig |
| County Meath (seat 1/2) | Thomas Taylour, Earl of Bective | |
| County Meath (seat 2/2) | Sir Marcus Somerville, Bt | Whig |
| Merionethshire (seat 1/1) | Sir Robert Williames Vaughan | Tory |
| Middlesex (seat 1/2) | George Byng | Whig |
| Middlesex (seat 2/2) | William Mellish | Tory |
| Midhurst (seat 1/2) | Thomas Thompson | |
| Midhurst (seat 2/2) | George Smith – sat for Wendover Replaced by Viscount Mahon 1812 – succeeded to peerage Replaced by Sir Oswald Mosley 1817 | |
| Milborne Port (seat 1/2) | Edward Paget | Tory |
| Milborne Port (seat 2/2) | Robert Matthew Casberd | Tory |
| Minehead (seat 1/2) | John Fownes Luttrell, junior | Tory |
| Minehead (seat 2/2) | John Fownes Luttrell – died Replaced by Henry Fownes Luttrell 1816 | Tory |
| Mitchell (seat 1/2) | George Robert Hobart – resigned Replaced by Edward Law 1813 | Tory |
| Mitchell (seat 2/2) | John Bruce – resigned Replaced by Charles Trelawny Brereton 1814 – resigned Replaced by Lord Binning 1814 |
Tory |
| County Monaghan (seat 1/2) | Richard Thomas Dawson – ennobled Replaced by Thomas Charles Stewart Corry 1813 | |
| County Monaghan (seat 2/2) | Charles Powell Leslie II | |
| Monmouth Boroughs (seat 1/1) | Lord Charles Henry Somerset – took office Replaced by Marquess of Worcester 1813 | |
| Monmouthshire (seat 1/2) | Lt Col. Sir Charles Morgan | |
| Monmouthshire (seat 2/2) | Lord Arthur John Henry Somerset – died Replaced by Lord Granville Somerset 1816 | |
| Montgomery (seat 1/1) | Whitshed Keene | |
| Montgomeryshire (seat 1/1) | Charles Williams-Wynn | Tory |
| Morpeth (seat 1/2) | William Ord | Whig |
| Morpeth (seat 2/2) | Hon. William Howard | |
|
| Nairnshire (seat 1/1) | Hugh Rose – resigned Replaced by Sir James Mackintosh 1813 | |
| New Romney (seat 1/2) | Sir John Thomas Duckworth – died Replaced by Cholmeley Dering 1817 | Tory Tory |
| New Romney (seat 2/2) | William Mitford | Tory |
| New Ross | Charles Leigh | |
| New Shoreham (seat 1/2) | Sir Charles Merrik Burrell, Bt | Tory |
| New Shoreham (seat 2/2) | Timothy Shelley | |
| Newark (seat 1/2) | Henry Willoughby | Tory |
| Newark (seat 2/2) | Sir Stapleton Cotton – ennobled Replaced by George Hay Dawkins Pennant 1814 | |
| Newcastle-under-Lyme (seat 1/2) | Earl Gower – resigned Replaced by Sir John Chetwode 1815 | Whig
|
| Newcastle-under-Lyme (seat 2/2) | Sir John Boughey, Bt | |
| Newcastle-upon-Tyne (seat 1/2) | Sir Matthew Ridley, Bt | Whig |
| Newcastle-upon-Tyne (seat 2/2) | Cuthbert Ellison | Whig |
| Newport (Cornwall) (seat 1/2) | William Northey | Tory |
| Newport (Cornwall) (seat 2/2) | Jonathan Raine | Tory |
| Newport (Isle of Wight) (seat 1/2) | Richard Worsley-Holmes – died Replaced by John Delgarno 1814 – resigned Replaced by George Watson-Taylor 1816 | |
| Newport (Isle of Wight) (seat 2/2) | Leonard Worsley-Holmes | |
| Newry | Hon. Francis Needham | Tory |
| Newton (Lancashire) (seat 1/2) | Peter Heron – resigned Replaced by Thomas Legh 1814 | |
| Newton (Lancashire) (seat 2/2) | John Ireland Blackburne | |
| Newtown (Isle of Wight) (seat 1/2) | Barrington Pope Blachford – died Replaced by Hudson Gurney 1816 | Tory Whig |
| Newtown (Isle of Wight) (seat 2/2) | George Anderson-Pelham | Whig Whig |
| Norfolk (seat 1/2) | Thomas Coke | Whig |
| Norfolk (seat 2/2) | Sir Jacob Henry Astley – died Replaced by Edmund Wodehouse 1817 | Whig Tory |
| Northallerton (seat 1/2) | Viscount Lascelles – died Replaced by John Bacon Sawrey Morritt 1814 | Tory Tory |
| Northallerton (seat 2/2) | Henry Peirse (younger) | Whig |
| Northampton (seat 1/2) | Lord Compton | |
| Northampton (seat 2/2) | William Hanbury | |
| Northamptonshire (seat 1/2) | Viscount Althorp | Whig |
| Northamptonshire (seat 2/2) | William Ralph Cartwright | Tory |
| Northumberland (seat 1/2) | Sir Charles Monck | |
| Northumberland (seat 2/2) | Thomas Richard Beaumont | |
| Norwich (seat 1/2) | William Smith | Radical |
| Norwich (seat 2/2) | Charles Harvey | |
| Nottingham (seat 1/2) | The Lord Rancliffe | |
| Nottingham (seat 2/2) | John Smith | Tory |
| Nottinghamshire (seat 1/2) | Lord William Henry Cavendish Bentinck – resigned Replaced by Frank Frank 1814 | |
| Nottinghamshire (seat 2/2) | Viscount Newark – succeeded to peerage Replaced by Lord William Bentinck 1816 | |
|
| Okehampton (seat 1/2) | The Lord Graves | Tory |
| Okehampton (seat 2/2) | Albany Savile | Tory |
| Old Sarum (seat 1/2) | James Alexander | Tory |
| Old Sarum (seat 2/2) | Josias Porcher | Tory |
| Orford (seat 1/2) | Charles Arbuthnot | Tory |
| Orford (seat 2/2) | Edmond Alexander MacNaghten | Tory |
| Orkney and Shetland (seat 1/1) | Richard Honyman | |
| Oxford (seat 1/2) | John Atkyns-Wright | |
| Oxford (seat 2/2) | John Ingram Lockhart | |
| Oxfordshire (seat 1/2) | Lord Francis Spencer – ennobled Replaced by William Henry Ashhurst 1815 | Whig Tory |
| Oxfordshire (seat 2/2) | John Fane | Tory |
| Oxford University (seat 1/2) | Sir William Scott | Tory |
| Oxford University (seat 2/2) | Charles Abbot – ennobled Replaced by Robert Peel 1817 | Tory Tory |
|
| Peeblesshire (seat 1/1) | James Montgomery | |
| Pembroke Boroughs (seat 1/1) | John Owen – sat for Pembrokeshire Replaced by Sir Thomas Picton 1813 – killed in action Replaced by John Jones 1815 | Tory |
| Pembrokeshire (seat 1/1) | John Owen | |
| Penryn (seat 1/2) | Henry Swann | Tory |
| Penryn (seat 2/2) | Philip Gell | Tory |
| Perth Burghs (seat 1/1) | Sir David Wedderburn, Bt | Tory |
| Perthshire (seat 1/1) | James Drummond | Tory |
| Peterborough (seat 1/2) | George Ponsonby – resigned Replaced by William Lamb 1816 | Whig Whig |
| Peterborough (seat 2/2) | William Elliot | Whig |
| Petersfield (seat 1/2) | Hylton Jolliffe | |
| Petersfield (seat 2/2) | George Canning – sat for Liverpool Replaced by George Canning II 1812 | |
| Plymouth (seat 1/2) | Benjamin Bloomfield – took office Replaced by Sir William Congreve 1818 | |
| Plymouth (seat 2/2) | Admiral Sir Charles Pole | |
| Plympton Erle (seat 1/2) | Ranald George Macdonald | |
| Plympton Erle (seat 2/2) | George Duckett – resigned Replaced by William Douglas 1812 – resigned Replaced by Alexander Boswell 1816 | |
| Pontefract (seat 1/2) | Robert Pemberton Milnes | |
| Pontefract (seat 2/2) | Henry Lascelles – sat for Yorkshire Replaced by Viscount Pollington 1812 | |
| Poole (seat 1/2) | Michael Angelo Taylor | Whig |
| Poole (seat 2/2) | Benjamin Lester Lester | Whig |
| Portarlington | Arthur Shakespeare – resigned Replaced by Richard Sharp 1816 | |
| Portsmouth (seat 1/2) | John Markham | Whig |
| Portsmouth (seat 2/2) | Sir Thomas Miller – died Replaced by John Carter 1816 | Whig Whig |
| Preston (seat 1/2) | Edmund Hornby | Whig |
| Preston (seat 2/2) | Samuel Horrocks | Tory |
|
| Queenborough (seat 1/2) | Robert Moorsom | Tory |
| Queenborough (seat 2/2) | John Osborn | Tory |
| Queen's County (seat 1/2) | Hon. William Wellesley-Pole | Tory |
| Queen's County (seat 2/2) | Henry Brooke Parnell | Whig |
|
| Radnor Boroughs (seat 1/1) | Richard Price | Tory |
| Radnorshire (seat 1/1) | Walter Wilkins | Whig |
| Reading (seat 1/2) | Charles Shaw-Lefevre | |
| Reading (seat 2/2) | John Simeon | |
| Reigate (seat 1/2) | John Somers-Cocks | Tory |
| Reigate (seat 2/2) | James Cocks | |
| Renfrewshire (seat 1/1) | Archibald Speirs | |
| Richmond (Yorkshire) (seat 1/2) | Dudley Long North | Whig |
| Richmond (Yorkshire) (seat 2/2) | Robert Chaloner | Whig |
| Ripon (seat 1/2) | Frederick John Robinson | Tory |
| Ripon (seat 2/2) | George Gipps | Tory |
| Rochester (seat 1/2) | John Calcraft | Whig |
| Rochester (seat 2/2) | Sir James Boulden Thompson – took office Replaced by James Barnett 1816 |
|
| County Roscommon (seat 1/2) | Arthur French | Whig |
| County Roscommon (seat 2/2) | Hon. Stephen Mahon | Whig |
| Ross-shire (seat 1/1) | William Frederick Mackenzie – died Replaced by Charles Mackenzie Fraser 1814 | |
| Roxburghshire (seat 1/1) | Viscount Melgund – succeeded to peerage Replaced by Alexander Don 1814 | |
| Rutland (seat 1/2) | Charles Noel Noel – resigned Replaced by Sir Gerard Noel Noel 1814 | Tory |
| Rutland (seat 2/2) | Sir Gilbert Heathcote, Bt | Whig |
| Rye (seat 1/2) | Thomas Phillipps Lamb – resigned Replaced by John Maberly | |
| Rye (seat 2/2) | Sir Henry Sullivan – sat for Lincoln Replaced by Charles Wetherell 1812 – sat for Shaftesbury Replaced by Richard Arkwright 1813 | |
|
| St Albans (seat 1/2) | Joseph Thompson Halsey – died Replaced by William Tierney Robarts 1818 | Whig Whig |
| St Albans (seat 2/2) | Christopher Smith | Tory |
| St Germans (seat 1/2) | William Henry Pringle | Tory |
| St Germans (seat 2/2) | Henry Goulburn | Tory |
| St Ives (seat 1/2) | William Pole-Tylney-Long-Wellesley | Tory |
| St Ives (seat 2/2) | Sir Walter Stirling, 1st Baronet | |
| St Mawes (seat 1/2) | Scrope Bernard | Tory |
| St Mawes (seat 2/2) | William Shipley – resigned Replaced by Francis Horner 1813 – died Replaced by Joseph Phillimore 1817 | Tory Whig |
| Salisbury (seat 1/2) | Viscount Folkestone | |
| Salisbury (seat 2/2) | William Hussey – died Replaced by George Purefoy-Jervoise 1813 | |
| Saltash (seat 1/2) | Matthew Russell | Whig |
| Saltash (seat 2/2) | Michael George Prendergast | |
| Sandwich (seat 1/2) | Joseph Marryat | |
| Sandwich (seat 2/2) | Sir Joseph Sydney Yorke | |
| Scarborough (seat 1/2) | Charles Manners Sutton | Tory |
| Scarborough (seat 2/2) | Hon. Edmund Phipps | Tory |
| Seaford (seat 1/2) | Charles Rose Ellis | Tory |
| Seaford (seat 2/2) | John Leach – resigned Replaced by Sir Charles Cockerell 1816 | Tory Whig |
| Selkirkshire (seat 1/1) | William Eliott-Lockhart | |
| Shaftesbury (seat 1/2) | Richard Bateman-Robson – unseated on petition Replaced by Charles Wetherell 1813 | Whig Tory |
| Shaftesbury (seat 2/2) | Hudson Gurney – unseated on petition Replaced by Edward Kerrison 1813 | Whig Tory |
| Shrewsbury (seat 1/2) | Henry Grey Bennet | Whig |
| Shrewsbury (seat 2/2) | Sir Rowland Hill – ennobled Replaced by Richard Lyster 1814 | Tory Tory |
| Shropshire (seat 1/2) | John Kynaston | |
| Shropshire (seat 2/2) | John Cotes | |
| Sligo | George Canning – sat for Petersfield Replaced by Joshua Spencer 1813 – took office Replaced by Sir Brent Spencer 1815 | Tory - - |
| County Sligo (seat 1/2) | Edward Synge Cooper | Tory |
| County Sligo (seat 2/2) | Charles O'Hara | Tory |
| Somerset (seat 1/2) | William Gore-Langton | Whig |
| Somerset (seat 2/2) | William Dickinson | Tory |
| Southampton (seat 1/2) | George Henry Rose – took office Replaced by William Chamberlayne 1818 | |
| Southampton (seat 2/2) | Arthur Atherley | |
| Southwark (seat 1/2) | Henry Thornton – died Replaced by Charles Barclay 1815 | Independent
|
| Southwark (seat 2/2) | Charles Calvert | Whig |
| Stafford (seat 1/2) | Ralph Benson | |
| Stafford (seat 2/2) | Thomas Wilson | |
| Staffordshire (seat 1/2) | Edward Littleton | Tory |
| Staffordshire (seat 2/2) | Lord Granville Leveson Gower – ennobled Replaced by Earl Gower 1815 | Whig |
| Stamford (seat 1/2) | The Lord Henniker | Tory |
| Stamford (seat 2/2) | Evan Foulkes | Tory |
| Steyning (seat 1/2) | James Lloyd | Whig |
| Steyning (seat 2/2) | Sir John Aubrey | Whig |
| Stirling Burghs (seat 1/1) | Alexander Campbell | |
| Stirlingshire (seat 1/1) | Sir Charles Edmonstone | |
| Stockbridge (seat 1/2) | Joseph Foster Barham | Whig |
| Stockbridge (seat 2/2) | George Porter | Whig |
| Sudbury (seat 1/2) | Sir John Coxe Hippisley | |
| Sudbury (seat 2/2) | Charles Wyatt | |
| Suffolk (seat 1/2) | Sir William Rowley, Bt | |
| Suffolk (seat 2/2) | Thomas Gooch | |
| Surrey (seat 1/2) | Sir Thomas Sutton – died Replaced by Samuel Thornton 1813 | Tory Tory |
| Surrey (seat 2/2) | George Holme Sumner | Tory |
| Sussex (seat 1/2) | Sir Godfrey Webster, Bt | Tory |
| Sussex (seat 2/2) | Walter Burrell | |
| Sutherland (seat 1/1) | James Macdonald – resigned Replaced by George Macpherson Grant 1816 | Tory
|
|
| Tain Burghs (seat 1/1) | Sir Hugh Innes, Bt | |
| Tamworth (seat 1/2) | Lord Charles Townshend | |
| Tamworth (seat 2/2) | Sir Robert Peel | Tory |
| Taunton (seat 1/2) | Alexander Baring | |
| Taunton (seat 2/2) | Henry Powell Collins | |
| Tavistock (seat 1/2) | Lord William Russell | Whig |
| Tavistock (seat 2/2) | Richard Fitzpatrick – died Replaced by Lord John Russell 1813– resigned Replaced by Lord Robert Spencer 1817 | Whig Whig Whig |
| Tewkesbury (seat 1/2) | John Edmund Dowdeswell | Tory |
| Tewkesbury (seat 2/2) | John Martin | Whig |
| Thetford (seat 1/2) | Lord John FitzRoy | |
| Thetford (seat 2/2) | Thomas Creevey | |
| Thirsk (seat 1/2) | William Frankland – resigned Replaced by Robert Frankland 1815 | Whig Whig |
| Thirsk (seat 2/2) | Robert Greenhill-Russell | Whig |
| County Tipperary (seat 1/2) | Hon. Montagu James Mathew | Whig |
| County Tipperary (seat 2/2) | Hon. Francis Aldborough Prittie | Whig |
| Tiverton (seat 1/2) | William Fitzhugh | Tory |
| Tiverton (seat 2/2) | Hon. Richard Ryder | Tory |
| Totnes (seat 1/2) | Ayshford Wise | |
| Totnes (seat 2/2) | Thomas Peregrine Courtenay | |
| Tralee | Henry Arthur Herbert – resigned Replaced by James Evan Baillie 1813 | Whig Whig |
| Tregony (seat 1/2) | Alexander Cray Grant | Tory |
| Tregony (seat 2/2) | William Holmes | Tory |
| Truro (seat 1/2) | Sir George Warrender, Bt | Tory |
| Truro (seat 2/2) | John Lemon – died Replaced by George Dashwood 1814 | Whig Tory |
| County Tyrone (seat 1/2) | John Stewart | Tory |
| County Tyrone (seat 2/2) | Hon. Thomas Knox | Tory |
|
| Wallingford (seat 1/2) | William Hughes | Whig |
| Wallingford (seat 2/2) | Ebenezer Fuller Maitland | Tory |
| Wareham (seat 1/2) | Robert Gordon | |
| Wareham (seat 2/2) | Theodore Henry Broadhead | |
| Warwick (seat 1/2) | Charles Mills | |
| Warwick (seat 2/2) | Lord Brooke – succeeded to peerage Replaced by Sir Charles John Greville 1816 | Tory Tory |
| Warwickshire (seat 1/2) | Dugdale Stratford Dugdale | |
| Warwickshire (seat 2/2) | Charles Mordaunt | |
| Waterford | Sir John Newport, Bt | Tory |
| County Waterford (seat 1/2) | Sir William Beresford – ennobled Replaced by Lord George Thomas Beresford 1814 | Tory Tory |
| County Waterford (seat 2/2) | Richard Power I – died Replaced by Richard Power II 1814 | - Whig |
| Wells (seat 1/2) | Charles William Taylor | Whig |
| Wells (seat 2/2) | Clement Tudway – died Replaced by John Paine Tudway 1815 | Tory |
| Wendover (seat 1/2) | Abel Smith | Tory |
| Wendover (seat 2/2) | George Smith | Whig |
| Wenlock (seat 1/2) | John Simpson | |
| Wenlock (seat 2/2) | Cecil Forester | |
| Weobley (seat 1/2) | Viscount St. Asaph – died Replaced by James Lenox William Naper 1813 | |
| Weobley (seat 2/2) | William Lennox Bathurst – took office Replaced by Lord Frederick Cavendish Bentinck 1816 | |
| West Looe (seat 1/2) | Charles Buller – resigned Replaced by Henry William Fitzgerald De Ros 1816 | |
| West Looe (seat 2/2) | Anthony Buller – took office Replaced by Charles Hulse 1816 | |
| Westbury (seat 1/2) | Benjamin Hall – resigned Replaced by Ralph Franco 1814 | Tory |
| Westbury (seat 2/2) | Benjamin Shaw | |
| County Westmeath (seat 1/2) | Hon. Hercules Robert Pakenham | Tory |
| County Westmeath | Gustavus Hume Rochfort | Tory |
| Westminster (seat 1/2) | Francis Burdett | Whig |
| Westminster (seat 2/2) | Lord Cochrane – expelled and re-elected 1814 | Whig |
| Westmorland (seat 1/2) | Henry Cecil Lowther | Tory |
| Westmorland (seat 2/2) | The Lord Muncaster – died Replaced by Viscount Lowther 1813 | Tory Tory |
| Wexford | Richard Nevill – resigned Replaced by John Fish 1813 – resigned Replaced by Richard Nevill 1814 | Tory Tory Tory |
| County Wexford (seat 1/2) | Robert Carew | Whig |
| County Wexford (seat 2/2) | Sir Frederick Flood, Bt | Whig |
| Weymouth and Melcombe Regis (seat 1/4) | Sir John Murray | Tory |
| Weymouth and Melcombe Regis (seat 2/4) | John Broadhurst – unseated on petition Replaced by Viscount Cranborne 1813 Replaced by Adolphus John Dalrymple 1817 | |
| Weymouth and Melcombe Regis (seat 3/4) | Thomas Wallace – unseated on petition Replaced by Christopher Idle | - Tory |
| Weymouth and Melcombe Regis (seat 4/4) | Henry Trail – unseated on petition Replaced by Masterton Ure 1813 | - Tory |
| Whitchurch (seat 1/2) | William Brodrick | |
| Whitchurch (seat 2/2) | William Augustus Townshend – died Replaced by Horatio George Powys Townshend 1816 | - Tory |
| County Wicklow (seat 1/2) | William Hoare Hume – died Replaced by Granville Leveson Proby 1816 | - Whig |
| County Wicklow (seat 2/2) | William Tighe – died Replaced by George Ponsonby 1816 – died Replaced by William Parnell Hayes 1817 | - Whig - |
|
| Wigan (seat 1/2) | John Hodson | Tory |
| Wigan (seat 2/2) | Sir Robert Holt Leigh | Tory |
| Wigtown Burghs (seat 1/1) | James Henry Keith Stewart | Tory |
| Wigtownshire (seat 1/1) | Sir William Stewart – resigned Replaced by James Hunter Blair 1816 | |
| Wilton (seat 1/2) | Ralph Sheldon | |
| Wilton (seat 2/2) | Charles Herbert – died Replaced by Viscount FitzHarris 1816 | |
| Wiltshire (seat 1/2) | Paul Methuen | Whig |
| Wiltshire (seat 2/2) | Richard Godolphin Long | |
| Winchelsea (seat 1/2) | William John Frederick Vane Powlett – resigned Replaced by Henry Peter Brougham 1815 | Whig Whig |
| Winchelsea (seat 2/2) | Calverley Bewicke – died Replaced by Viscount Barnard 1816 | Whig Whig |
| Winchester (seat 1/2) | Sir Henry St John-Mildmay, Bt | |
| Winchester (seat 2/2) | Richard Meyler – died Replaced by James Henry Leigh 1818 | |
| Windsor (seat 1/2) | Edward Disbrowe | Tory |
| Windsor (seat 2/2) | John Ramsbottom | Whig |
| Woodstock (seat 1/2) | Sir Henry Dashwood, Bt | Tory |
| Woodstock (seat 2/2) | William Thornton – resigned Replaced by George Eden 1813– succeeded to peerage Replaced by William Thornton 1814 | |
| Wootton Bassett (seat 1/2) | James Kibblewhite – resigned Replaced by Richard Ellison 1813 | Whig – |
| Wootton Bassett (seat 2/2) | John Attersoll – resigned Replaced by Robert Rickards 1813 – resigned Replaced by William Taylor Money 1816 | Whig - - |
| Worcester (seat 1/2) | William Gordon | Tory |
| Worcester (seat 2/2) | Abraham Robarts – died Replaced by Viscount Deerhurst 1816 | Whig Tory |
| Worcestershire (seat 1/2) | William Lyttelton | |
| Worcestershire (seat 2/2) | Viscount Elmley – succeeded to peerage Replaced by Henry Beauchamp Lygon 1816 | |
| Wycombe (seat 1/2) | Sir Thomas Baring, Bt | Tory |
| Wycombe (seat 2/2) | Sir John Dashwood-King, Bt | Tory |
|
| Yarmouth (Isle of Wight) (seat 1/2) | Richard Wellesley – resigned Replaced by Alexander Maconochie 1817 | - Tory |
| Yarmouth (Isle of Wight) (seat 2/2) | Sir Henry Conyngham Montgomery – resigned Replaced by John Leslie Foster 1816 | - Tory |
| York (seat 1/2) | Lawrence Dundas | Whig |
| York (seat 2/2) | Sir Mark Masterman-Sykes | Whig |
| Yorkshire (seat 1/2) | Viscount Milton | Whig |
| Yorkshire (seat 2/2) | Hon. Henry Lascelles | Tory |
| Youghal (seat 1/1) | Sir John Keane | Tory |