By-Election Location
By winning party colour
Voting Breakdown
Percentage based
Gains and Losses
Percentage based
Plaid Cymru seat. Cause: Resignation
Lib Dem candidate: David Scullin
By Charles Quinn - August 6, 2026
By-Election Location
By winning party colour
Voting Breakdown
Percentage based
Gains and Losses
Percentage based
Plaid Cymru seat. Cause: Resignation
Lib Dem candidate: David Scullin