Fact checkPoliticsPublished May 6, 2026

The claim
“The final ITV Cymru Wales / YouGov MRP poll put Plaid Cymru on 33% and Reform UK on 29% of the Senedd vote.”
The final ITV Cymru Wales / YouGov MRP before the 7 May 2026 Senedd election.
Our verdict
True
The final MRP had Plaid 33% and Reform 29%; the result was Plaid 35.4% and Reform 29.3%.
What we found
The poll, with Cardiff University's Wales Governance Centre, projected Plaid 43 seats and Reform 34, which matched the outcome. The claim is accurate.
The evidence
1 of 2 sources support the claim; none contradict it.
Contradict 0Support 1Background 1
How we checked
We checked the claim against Deeside.com, Nation.Cymru. We reviewed 2 relevant sources.
Sources
- [1]Deeside.com · Senedd election 2026: Plaid Cymru on course to be largest party, YouGov poll projects
- [2]Nation.Cymru · What the latest polls tell us about Wales' shifting political landscape
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