1991 Monmouth by-election
The seat had become vacant when the sitting Conservative Member of Parliament (MP), Sir John Stradling Thomas had died at the age of 65 on 29 March 1991. He had held the seat since the 1970 general election.
|Conservative||John Stradling Thomas||22,387||47.5||−1.6|
|Plaid Cymru||Sian Meredudd||363||0.8||−0.3|
The result was a victory for the Labour candidate, Huw Edwards, who took the seat on a swing of 12.6%.
However, he was unseated at the 1992 general election by his defeated Conservative opponent Roger Evans, who held the seat until Edwards regained it in the Labour landslide at the 1997 general election .
|Liberal Democrats||Frances David||11,164||24.8||N/A|
|Monster Raving Loony||Screaming Lord Sutch||314||0.7||N/A|
|Plaid Cymru (Green)||Melvin Witherden||277||0.6||-0.2|
|Unitax Independent||Peter Carpenter||164||0.4||N/A|
|Corrective Party||Lindi St Clair||121||0.3||N/A|
|Labour gain from Conservative||Swing||-12.6|
- "Election Data 1987". Electoral Calculus. Archived from the original on 15 October 2011. Retrieved 18 October 2015.
- Boothroyd, David. "Results of Byelections in the 1987-92 Parliament". United Kingdom Election Results. Retrieved 1 October 2015.