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

| Date_ | Constituency | c_u | Former_Incumbent | Winner | Cause_ |
|---|---|---|---|---|---|
| 4 February 1794 | Cardiff Boroughs | u* | Lord Mount Stuart | Evelyn James Stuart | Death |
| 11 February 1794 | Malmesbury | u | Benjamin Bond Hopkins | Francis Glanville | Death |
| 14 February 1794 | Plympton Erle | u | The Earl of Carhampton | William Manning | Resignation |
| 15 February 1794 | Milborne Port | u | Richard Johnson | Mark Wood | Resignation |
| 15 February 1794 | Queenborough | u | Augustus Rogers | John Sargent | Resignation |
| 15 February 1794 | Wilton | u* | Lord Herbert | Philip Goldsworthy | Succeeded to a peerage |
| 17 February 1794 | Winchelsea | u | Sir Frederick Fletcher Vane | John Hiley Addington | Resignation |
| 3 March 1794 | East Retford | u | Earl of Lincoln | William Henry Clinton | Succeeded to a peerage |