Paul Rock

Paul Rock (born ) is a Welsh politician who has served as a Member of the Senedd (MS) for Caerdydd Ffynnon Taf since May 2026. A member of the Wales Green Party, he is one of the first two Green MSs.

Born in Bromley, England, Rock was raised in Skegness and studied at Kingston University before moving to Cardiff, Wales in 1997. He worked in information technology, served as a school governor and became involved in local environmental campaigning before entering politics. He unsuccessfully contested in the 2022 Cardiff Council election, and was elected to the Senedd in the 2026 election.

Early life and career

Rock was born in Bromley, Greater London, England, in to an English mother, an NHS nurse, and a Welsh father, who began working in the coal industry at the age of 13.

Following his graduation, Rock worked at Kingston University before moving to Llandaff North in Cardiff, Wales, in 1997. Rock has worked in IT for most of his career and, prior to the 2021 Senedd election, he became involved in local grassroots environmental campaigning and served as a school governor. He was the Green Party's lead candidate for the constituency and became one of the first two Green MSs, alongside Anthony Slaughter, Leader of the Wales Green Party. Following the election, Rock and Slaughter nominated Leader of Plaid Cymru Rhun ap Iorwerth for appointment as First Minister of Wales.

Rock is a member of the Senedd Climate Change, Environment, Sustainability and Rural Affairs Committee, and a guest member of the Business Committee, which is responsible for deciding the dates of the Senedd recesses.

Electoral history + Election Seat

Votes Percentage (%) Result Source Cardiff Council, 2022 Llandaff North

Common Ground Alliance 581 12 He is a Christian. In an interview with Cytûn, he described his faith as an "intrinsic part" of his upbringing and family. Rock commutes to the Senedd by bicycle via the Taff Trail, and after his election he had arrived at the Senedd by bicycle to take the oath as an MS. He has described himself as a train enthusiast. He has said that one of his favourite activities as an MS is showing students and schoolchildren around the Senedd.