UK general elections › 2010 › Cynon Valley
Cynon Valley — 2010
Ann Clwyd (Labour Party) was elected with 15,681 votes— 52.5% of 29,876 valid votes.
Result · single-seat
Marginal winner Winning candidate's share of valid votes. 52.5% Proportional quota 50.0% Below quota Winning candidate's share minus the proportional quota (50% for a single-member seat). Negative = below; positive = above. +2.5 pts Valid ballots Voters who cast a valid ballot in this constituency, from the published source. 29,876
| Rank | Candidate | Party | Votes | Share of votes Candidate votes ÷ valid votes in this constituency. Matches the share the returning officer publishes. | Below quota Elected candidate's share of valid votes minus the proportional quota (50% for a single-member seat). Negative = won the seat below the quota; positive = cleared it. | Elected |
|---|---|---|---|---|---|---|
| 1 | Ann Clwyd | Labour Party | 15,681 | 52.5% | +2.5 pts | Elected |
| 2 | Dafydd Trystan Davies | Plaid Cymru | 6,064 | 20.3% | — | |
| 3 | Lee Thacker | Liberal Democrats | 4,120 | 13.8% | — | |
| 4 | Juliette Ash | Conservative Party | 3,010 | 10.1% | — | |
| 5 | Frank Hughes | UK Independence Party | 1,001 | 3.4% | — |
Source data: UK Parliament psephology database, retrieved
2026-05-19, generated
2026-05-19
(Open Parliament Licence v3.0). ETL version parliament-etl-psephology@1. Methodology: how these numbers are computed.