List of Great Britain by-elections (1790–1800) By-elections 17th Parliament (1790–1796)

| Date_ | Constituency | c_u | Former_Incumbent | Winner | Cause_ |
|---|---|---|---|---|---|
| 17 October 1794 | City Durham | u* | John Tempest, Jr. | Sir Henry Vane | Death |
| 20 October 1794 | Beaumaris | u* | Sir Hugh Williams | Sir Watkin Williams Wynn | Death |
| 7 November 1794 | Surrey | u* | William Clement Finch | Sir John Frederick | Death |
| 10 November 1794 | Stirlingshire | u | Sir Thomas Dundas | Robert Graham | Elevated to the peerage |
| 22 November 1794 | Anglesey | u* | William Paget | Arthur Paget | Death |
| 5 January 1795 | Hindon | u | William Thomas Beckford | Thomas Wildman | Resignation |
| 9 January 1795 | Launceston | c | Sir Henry Clinton | William Garthshore | Resignation (Governor of Gibraltar) |
| 10 January 1795 | Morpeth | u* | Francis Gregg | Viscount Morpeth | Resignation |
| 10 January 1795 | Wiltshire | u* | Sir James Tylney Long | Henry Penruddocke Wyndham | Death |