Plaid Cymru secured the highest share of the vote in Pen-y-Bont Morgannwg in the 2026 Senedd election, narrowly ahead of Reform UK, while Conservative candidate Andrew RT Davies was also elected to represent the constituency.
Wales will have 16 constituencies instead of the current 40. Democracy and Boundary Commission Cymru created the new constituencies for Wales.
The Senedd will have 96 Members instead of 60. Each constituency has now elected six Members.
For the Vale of Glamorgan the Commission determined that a county constituency be created from: The Bridgend UK Parliamentary constituency and The Vale of Glamorgan UK Parliamentary constituency. The Commission designated the single name of Pen-y-Bont Bro Morgannwg for this constituency.
Wales will now have 16 constituencies instead of the current 40. Democracy and Boundary Commission Cymru created the new constituencies for Wales.
The total turnout in Pen-y-bont Bro Morgannwg was 53.73%.
The full list of Senedd results:
- Plaid Cymru 2 seats
- Reform UK 2 seats
- Conservatives 1 seat
- Labour 1 seat
The total number of votes cast during the election:
- Conservatives: 12,464
- Greens: 4,220
- Labour: 9,518
- Lib Dems: 2,175
- Plaid Cymru: 27,407
- Reform UK: 24,602
- Other: 1,415
The newly elected Senedd Members are:
- Sarah Murphy (Labour)
- Mark Hooper (Plaid Cymru)
- Sarah Cooper-Lesadd (Reform UK)
- Sarah Rees (Plaid Cymru)
- Andrew RT Davies (Conservatives)
- Gareth Thomas (Reform UK)
The full results across Wales
- Plaid Cymru: 43 seats (35.4% of the vote) up 14.7%
- Reform UK: 34 seats (29.3% of the vote) up 29.3%
- Labour: 9 seats (11.1% of the vote) down 25.1%
- Conservative: 7 seats (10.7% of the vote) down 14.3%
- Green: 2 seats (6.7% of the vote) up 2.4%
- Lib Dems: 1 (4.5% of the vote) up 0.1%
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