Date | Constituency | c/u | Former Incumbent | Winner | Cause |
14 June 1784 | Kingston upon Hull | u | William Wilberforce | Walter Spencer Stanhope | Chose to sit for Yorkshire |
14 June 1784 | Arundel | u | Earl of Surrey | Richard Beckford | Chose to sit for Carlisle |
14 June 1784 | New Romney | u | John Smith | Richard Atkinson | Resignation |
19 June 1784 | Minehead | u | Henry Beaufoy | Charles Phipps | Chose to sit for Great Yarmouth |
19 June 1784 | St Mawes | u* | The Earl Nugent | William Young | Resignation |
21 June 1784 | Midhurst | u | Benjamin Lethieullier | Edward Cotsford | Chose to sit for Andover |
25 June 1784 | Ipswich | c* | John Cator | Charles Alexander Crickitt | Void Election |
25 June 1784 | Southwark | c* | Sir Barnard Turner | Paul le Mesurier | Death |
1 July 1784 | Monmouthshire | u | John Hanbury | Viscount Nevill | Death |
4 July 1784 | Camelford | u* | Jonathan Phillips | Sir Samuel Hannay | Resignation |
12 July 1784 | Hereford | c | Earl of Surrey | Robert Philipps | Chose to sit for Carlisle |
14 July 1784 | Colchester | c | Christopher Potter | Sir Robert Smyth | Void Election |
26 July 1784 | Downton | c | Edward Bouverie | Edward Bouverie | Due to a Double Return four MPs were elected at the general election. Robert Shafto was declared elected and a by-election was held for the second seat where a Double Return occurred. |
Henry Seymour Conway | William Seymour Conway |
William Scott |
William Seymour Conway | William Seymour Conway | Seymour Conway declared elected 11 March 1785 |
Edward Bouverie |
10 August 1784 | Malton | u* | Sir Thomas Gascoigne | William Weddell | Resignation |
11 August 1784 | Andover | u* | Sir John Griffin Griffin | William Fellowes | Succeeded to a peerage |
16 August 1784 | Plympton Erle | u | Paul Treby Ourry | John Pardoe | Resignation |
21 August 1784 | West Looe | u | John Lemon | James Adams | Resignation |
28 August 1784 | Chipping Wycombe | u | Robert Waller | Robert Waller | Groom of the Bedchamber |
30 August 1784 | Newtown | u | James Worsley | Mark Gregory | Resignation |
31 August 1784 | Edinburgh | u | James Hunter Blair | Sir Adam Fergusson | Resignation |
31 August 1784 | Marlborough | u* | The Earl of Courtown | The Earl of Courtown | Treasurer of the Household |
17 September 1784 | Wigtownshire | u* | Keith Stewart | Andrew McDouall | Resignation (Receiver of Land Taxation for Scotland) |
29 October 1784 | Shrewsbury | u* | Sir Charlton Leighton | John Hill | Death |
11 January 1785 | Thirsk | u* | Sir Thomas Frankland | Robert Vyner | Death |
31 January 1785 | Stockbridge | u* | John Luttrell | James Gordon | Resignation (Commissioner of Excise) |
2 February 1785 | Wilton | u | Lord Herbert | Philip Goldsworthy | Resignation (Vice-Chamberlain of the Household) |
8 February 1785 | Ilchester | c | Peregrine Cust | John Harcourt | Death |
John Harcourt | George Johnstone | By-election results reversed on petition 22 February 1786 |
22 February 1785 | Morpeth | u* | Sir James St Clair Erskine | Sir James St Clair Erskine | Accepts a beneficial interest in the Office of Director of Chancery in Scotland |
29 March 1785 | Seaford | c | Henry Nevill | Sir John Henderson | Void Election |
c* | Sir Peter Parker | Sir Peter Parker |
11 April 1785 | Hereford | u* | Robert Philipps | James Walwyn | Resignation |
7 May 1785 | Cirencester | u(*) | Samuel Blackwell | Richard Master | Death |
12 May 1785 | Dumfriesshire | u* | Sir Robert Laurie | Sir Robert Laurie | Knight Marischal |
7 June 1785 | New Romney | u | Richard Atkinson | John Henniker | Death |
21 July 1785 | Bridgwater | u | Anne Poulett | Robert Thornton | Death |
25 July 1785 | Beaumaris | u* | Hugh Fortescue | Sir Hugh Williams | Succeeded to a peerage |
9 August 1785 | Steyning | u | Sir John Honywood | Thomas Edwards Freeman | Resignation |
9 August 1785 | Wenlock | u | John Simpson | George Forester | Resignation |
28 November 1785 | Monmouthshire | u* | Viscount Nevill | James Rooke | Succeeded to a peerage |
13 December 1785 | Newport (Cornwall) | u | Sir John Coghill | William Mitford | Death |
22 December 1785 | Nairnshire | u | Alexander Campbell | Alexander Brodie | Death |
3 February 1786 | Westbury | u | Chaloner Arcedeckne | John Madocks | Resignation |
6 February 1786 | Haverfordwest | u* | The Lord Milford | The Lord Kensington | Resignation to contest Pembrokeshire |
6 February 1786 | Liskeard | u* | Edward James Eliot | Edward James Eliot | King's Remembrancer |
7 February 1786 | Richmond | u | Charles Dundas | Sir Grey Cooper | Resignation |
9 February 1786 | Pembrokeshire | u* | Sir Hugh Owen | The Lord Milford | Death |
13 February 1786 | Fowey | u(*) | John Grant | Richard Edgcumbe | Resignation |
28 February 1786 | Aberdeenshire | c | Alexander Garden | George Skene | Death |
28 February 1786 | Peterborough | u* | James Farrel Phipps | Lionel Damer | Death |
3 March 1786 | East Grinstead | u | Henry Arthur Herbert | James Cuninghame | Resignation |
15 March 1786 | Tain Burghs | c | Charles James Fox | George Ross | Chose to sit for Westminster |
15 March 1786 | Chipping Wycombe | u* | Viscount Mahon | Earl Wycombe | Succeeded to a peerage |
21 March 1786 | Seaford | c | Sir John Henderson | Sir John Henderson | Void Election |
Sir Peter Parker | Sir Peter Parker |
Sir John Henderson | Henry Flood | By-election results reversed on petition 26 April 1786 |
Sir Peter Parker | Sir Godfrey Webster |
27 March 1786 | Weymouth and Melcombe Regis | u | Gabriel Steward | George Jackson | Resignation |
31 March 1786 | Lancaster | c* | Francis Reynolds | Sir George Warren | Succeeded to a peerage |
1 April 1786 | Helston | u | John Rogers | Roger Wilbraham | Resignation |
10 April 1786 | Carlisle | c | Edward Norton | John Lowther | Death |
John Lowther | John Christian | By-election results reversed on petition 31 May 1786 |
10 April 1786 | Newport (I.o.W.) | u | Hugh Seymour Conway | John Thomas Townshend | Resignation |
10 April 1786 | Newton | u* | Thomas Davenport | Thomas Brooke | Death |
14 April 1786 | Selkirkshire | u* | John Pringle | Mark Pringle | Resignation |
22 April 1786 | Weobley | u* | Andrew Bayntun Rolt | Thomas Thynne | Resignation |
4 May 1786 | Bossiney | u | Bamber Gascoyne | Matthew Montagu | Resignation (Receiver General of Customs) |
24 May 1786 | East Looe | u | William Graves | Alexander Irvine | Resignation |
13 June 1786 | Haslemere | u | Thomas Postlethwaite | John Lowther | Resignation |
30 June 1786 | Tain Burghs | c* | George Ross | Charles Ross | Death |
5 July 1786 | Shaftesbury | u | Adam Drummond | John Drummond | Death |
6 July 1786 | Northumberland | u* | Lord Algernon Percy | Charles Grey | Succeeded to a peerage |
15 July 1786 | Wareham | u | Charles Lefebure | John Calcraft | Resignation |
24 July 1786 | Haddingtonshire | u* | Hew Dalrymple | John Hamilton | Resignation (Auditor of the Excise in Scotland) |
16 August 1786 | Kirkcudbrightshire | u* | Peter Johnston | Alexander Stewart | Resignation |
4 September 1786 | East Looe | u | John Buller | Richard Grosvenor | Death |
16 September 1786 | Norwich | c* | Sir Harbord Harbord | Henry Hobart | Elevated to the peerage |
21 September 1786 | Berwick-upon-Tweed | c | The Lord Delaval | Sir Gilbert Elliot | Became a British Peer |
19 October 1786 | Renfrewshire | c* | William MacDowall | John Shaw Stewart | Resignation |
30 October 1786 | Saltash | c | Charles Jenkinson | The Earl of Mornington | Elevated to the peerage |
The Earl of Mornington | John Lemon | By-election results reversed on petition 7 May 1787 |
6 November 1786 | Cockermouth | u | John Lowther | Humphrey Senhouse | Resignation to contest Carlisle |
29 November 1786 | Carlisle | c(*) | Earl of Surrey | Edward Knubley | Succeeded to a peerage |
c | Edward Knubley | Rowland Stephenson | By-election results reversed on petition 26 February 1787 |
15 December 1786 | Minehead | u | Charles Phipps | Robert Wood | Death |
27 January 1787 | Helston | u(*) | Lord Hyde | James Bland Burges | Succeeded to a peerage |
29 January 1787 | Milborne Port | u | John Townson | William Popham | Resignation |
29 January 1787 | New Romney | u* | Sir Edward Dering | Richard Joseph Sullivan | Resignation |
1 February 1787 | Bere Alston | u | The Earl of Mornington | Charles Rainsford | Junior Lord of the Treasury |
5 February 1787 | Bury St Edmunds | u* | George Ferdinand FitzRoy | Lord Charles FitzRoy | Resignation |
9 February 1787 | Petersfield | u | Thomas Samuel Jolliffe | The Viscount Downe | Resignation |
19 February 1787 | Maldon | c | The Lord Waltham | Sir Peter Parker | Death |
23 February 1787 | Old Sarum | u* | John Charles Villiers | John Charles Villiers | Comptroller of the Household |
24 February 1787 | Ilchester | u | George Johnstone | George Sumner | Resignation |
26 February 1787 | Gatton | u | Maurice Lloyd | James Fraser | Resignation |
6 March 1787 | Truro | u* | William Macarmick | John Hiley Addington | Resignation (Lieutenant-Governor of Cape Breton Island) |
9 March 1787 | Durham City | u* | John Lambton | William Henry Lambton | Resignation |
12 March 1787 | Ashburton | u* | Robert Palk | Lawrence Palk | Resignation |
28 March 1787 | Norwich | c* | Henry Hobart | Henry Hobart | Void Election |
11 April 1787 | Yarmouth | u* | Edward Morant | Thomas Clarke Jervoise | Resignation |
9 May 1787 | Huntingdon | u* | Lancelot Brown | John Willett Payne | Resignation |
15 May 1787 | Staffordshire | u* | Sir John Wrottesley | Earl Gower | Death |
4 June 1787 | Reigate | u | Edward Leeds | Reginald Pole Carew | Resignation |
20 June 1787 | Breconshire | u* | Charles Morgan | Sir Charles Gould | Death |
22 June 1787 | Haddington Burghs | u | Francis Charteris | William Fullarton | Became the Eldest of a Scottish Peer |
6 July 1787 | Fifeshire | u* | Robert Skene | William Wemyss | Death |
17 July 1787 | Argyllshire | u* | Lord Frederick Campbell | Lord Frederick Campbell | Resignation pending appointment as Vice-Treasurer of Ireland |
19 July 1787 | New Windsor | u* | Lord Montagu | The Earl of Mornington | Death |
1 August 1787 | Sutherland | u* | William Wemyss | James Grant | Resignation to contest Fifeshire |
20 August 1787 | Calne | u* | James Townsend | Joseph Jekyll | Death |
5 October 1787 | Dartmouth | u* | Arthur Holdsworth | Edmund Bastard | Death |
4 December 1787 | Old Sarum | u* | George Hardinge | George Hardinge | Chief Justice of Breconshire |
6 December 1787 | Brecon | u* | Charles Morgan | Charles Gould | Resignation to contest Breconshire |
20 December 1787 | Bletchingley | u* | John Nicholls | Sir Robert Clayton | Resignation |
21 December 1787 | Ripon | u | Frederick Robinson | Sir John Goodricke | Resignation (Granted a pension) |
26 December 1787 | Harwich | u* | John Robinson | John Robinson | Surveyor General of Woods, Forests, Parks, and Chases |
8 February 1788 | Totnes | u | Sir Philip Jennings Clerke | Viscount Barnard | Death |
9 February 1788 | Wilton | u* | Philip Goldsworthy | Lord Herbert | Resignation |
1 April 1788 | Monmouth | u* | Sir John Stepney | Marquess of Worcester | Resignation |
17 April 1788 | Steyning | u | Thomas Edwards Freeman | Sir John Honywood | Death |
22 April 1788 | East Looe | u* | Richard Grosvenor | Viscount Belgrave | Resignation |
24 April 1788 | Tavistock | u | Richard Rigby | Lord John Russell | Death |
20 May 1788 | Denbigh Boroughs | u* | Richard Myddelton | Richard Myddelton | Resignation |
29 May 1788 | Cambridge | u* | John Mortlock | Francis Dickins | Resignation |
16 June 1788 | Tregony | u | Sir Lloyd Kenyon | Hugh Seymour Conway | Elevated to the peerage |
18 June 1788 | Launceston | u | George Rose | Sir John Swinburne | Clerk of the Parliaments |
19 June 1788 | Kincardineshire | u* | Lord Adam Gordon | Robert Barclay Allardice | Resignation |
25 June 1788 | Aldborough | u | Richard Pepper Arden | Richard Pepper Arden | Master of the Rolls |
1 July 1788 | Lymington | u | Harry Burrard | George Rose | Resignation |
1 July 1788 | New Windsor | u* | Peniston Portlock Powney | Peniston Portlock Powney | Ranger of Windsor Little Park |
4 July 1788 | Newcastle-under-Lyme | u* | Archibald Macdonald | Sir Archibald Macdonald | Attorney General for England and Wales |
7 July 1788 | Weobley | u* | Sir John Scott | Sir John Scott | Solicitor General for England and Wales |
9 July 1788 | New Woodstock | u | Francis Burton | Francis Burton | Second Justice of Chester |
12 July 1788 | Hindon | u | Edward Bearcroft | Edward Bearcroft | Chief Justice of Chester |
14 July 1788 | Maidstone | c* | Gerard Edwards | Matthew Bloxham | Resignation to contest Rutland |
15 July 1788 | Rutland | u* | Thomas Noel | Gerard Edwards | Death |
4 August 1788 | Westminster | c | The Lord Hood | Lord John Townshend | Naval Lord |
3 September 1788 | St Germans | u | Abel Smith | Samuel Smith | Death |
8 October 1788 | East Grinstead | u | James Cuninghame | Robert Cuninghame | Death |
23 October 1788 | Christchurch | u* | James Harris | Hans Sloane | Elevated to the peerage |
29 November 1788 | Clackmannanshire | u | Charles Allan Cathcart | Burnet Abercromby | Death |
15 December 1788 | Bramber | u | Daniel Pulteney | Robert Hobart | Resignation (Collector of Customs in Dominica) |
15 December 1788 | Colchester | c(*) | Sir Edmund Affleck | George Tierney | Death (Two MPs elected due to a Double Return) |
George Jackson |
George Tierney | George Tierney | Tierney declared elected 6 April 1789 |
George Jackson |
19 December 1788 | Wiltshire | u* | Charles Penruddocke | Sir James Tylney Long | Death |
23 December 1788 | Bere Alston | u* | Charles Rainsford | John Mitford | Resignation |
23 December 1788 | Devizes | u* | Sir James Tylney Long | Joshua Smith | Resignation to contest Wiltshire |
27 December 1788 | Weymouth and Melcombe Regis | u | George Jackson | Gabriel Steward | Resignation to contest Colchester |
13 January 1789 | Rye | u* | Charles Wolfran Cornwall | Charles Long | Death |
14 January 1789 | Dover | c* | James Luttrell | John Trevanion | Death |
19 January 1789 | Surrey | u* | William Norton | Lord William Russell | Succeeded to a peerage |
22 January 1789 | Banffshire | u | Sir James Duff | James Ferguson | Resignation |
5 February 1789 | Gloucester | c* | Sir Charles Barrow | John Pitt | Death |
16 February 1789 | Aylesbury | c* | Sir Thomas Hallifax | Scrope Bernard | Death |
27 February 1789 | East Grinstead | u | Robert Cuninghame | Richard Ford | Resignation |
4 March 1789 | Worcester | u* | William Ward | Edmund Wigley | Succeeded to a peerage |
8 April 1789 | Gloucestershire | u* | George Cranfield Berkeley | George Cranfield Berkeley | Surveyor-General of the Ordnance |
11 May 1789 | Cambridge | u* | James Whorwood Adeane | Edward Finch | Groom of the Bedchamber |
19 May 1789 | Cambridgeshire | u* | Sir Henry Peyton | James Whorwood Adeane | Death |
19 June 1789 | Buckinghamshire | u* | William Wyndham Grenville | William Wyndham Grenville | Home Secretary |
4 July 1789 | Dorchester | u | William Ewer | Thomas Ewer | Death |
6 July 1789 | Brackley | u* | Timothy Caswall | Samuel Haynes | Resignation (Commissioner of Excise) |
29 July 1789 | Bere Alston | u* | John Mitford | John Mitford | Justice of Cardiganshire, Pembrokeshire and Carmarthenshire |
3 August 1789 | Ayrshire | u | Hugh Montgomerie | William MacDowall | Resignation (Inspector of Military Roads in Scotland) |
7 August 1789 | Bath | u* | Viscount Bayham | Viscount Bayham | Junior Lord of the Treasury |
7 August 1789 | Cirencester | u* | Lord Apsley | Lord Apsley | Junior Lord of the Treasury |
10 August 1789 | Great Bedwyn | u* | Marquess of Graham | Marquess of Graham | Joint Paymaster of the Forces |
18 August 1789 | Reigate | u | William Bellingham | The Lord Hood | Resignation (Victualling Commissioner) |
21 August 1789 | Stirling Burghs | u | James Campbell | Sir Archibald Campbell | Resignation |
24 August 1789 | East Looe | u | Viscount Belgrave | Viscount Belgrave | Resignation pending appointment as a Lord of the Admiralty |
28 August 1789 | Denbighshire | u* | Sir Watkin Williams Wynn | Robert Watkin Wynne | Death |
1 September 1789 | Ripon | u* | Sir John Goodricke | Sir George Allanson Winn | Death |
4 September 1789 | Glamorganshire | u* | Charles Edwin | Thomas Wyndham | Resignation |
14 September 1789 | Morpeth | u* | Peter Delmé | Francis Gregg | Death |
27 November 1789 | Bodmin | u | Thomas Hunt | George Wilbraham | Death |
5 December 1789 | Lichfield | u | George Anson | Thomas Anson | Death |
28 January 1790 | Newport (I.o.W.) | u | John Thomas Townshend | George Byng | Resignation (Lord of the Admiralty) |
30 January 1790 | Dorchester | u(*) | Thomas Ewer | Cropley Ashley | Death |
1 February 1790 | Malmesbury | u* | Viscount Maitland | Paul Benfield | Became a Scottish Peer |
1 February 1790 | Plymouth | u* | Robert Fanshawe | Alan Gardner | Resignation (Commissioner of the Navy) |
1 February 1790 | St Germans | u | John Hamilton | Sir Charles Hamilton | Succeeded to a peerage |
4 February 1790 | East Looe | u | Alexander Irvine | The Earl of Carysfort | Death |
26 February 1790 | Glasgow Burghs | c | Ilay Campbell | John Craufurd | Resignation (Lord President of the Court of Session) |
26 February 1790 | Tiverton | u* | Dudley Ryder | Dudley Ryder | Comptroller of the Household |
1 March 1790 | Old Sarum | u | John Charles Villiers | John Charles Villiers | Chief Justice in Eyre North of Trent |
20 March 1790 | Cricklade | u* | Robert Nicholas | Thomas Estcourt | Resignation (Commissioner of Excise) |
25 May 1790 | Cirencester | u* | Lord Apsley | Lord Apsley | Teller of the Receipt of the Exchequer |