Alun Cox | |
|---|---|
Official portrait, 2026 | |
| Member of the Senedd for Afan Ogwr Rhondda | |
| Assumed office 8 May 2026 | |
| Rhondda Cynon Taf County Borough Councillor for Porth | |
| In office 5 May 2017 – 5 May 2022 | |
| Personal details | |
| Born | 1964 (age 61–62) |
| Party | Plaid Cymru |
Alun Cox is a Welsh Plaid Cymru politician serving as a Member of the Senedd (MS) for Afan Ogwr Rhondda since 2026.
Cox was born in Newport and was bought up in a family connected to the steel industry in the area. He attended Uned Gymraeg Cwmbrân and then Ysgol Gyfun Rhydfelen.
He joined Plaid Cymru aged 15 years old after the 1979 referendum on Welsh devolution was rejected. He attended University College, Aberystwyth. After leaving the University, he was elected president of the National Union of Students Wales. He was President from 1989 to 1991.
At the time of becoming a member of the Senedd Cox was working at University of South Wales as Funding and Development officer. He was also Unison's Assistant Branch Secretary at University of South Wales.
Whilst a student in Aberystwyth Cox was elected to the National Executive of NUS Wales.
He has served as the representative of Plaid Cymru's Trade Union section (UNDEB) on the Party's ruling body, the National Executive Committee.
Cox was the candidate for Merthyr Tydfil and Rhymney at the 1992 United Kingdom general election and 1997 United Kingdom general election. He also stood to represent the Merthyr Tydfil and Rhymney constituency in the 1999 National Assembly for Wales election.
Cox has worked as campaign manager for Leanne Wood's leadership campaign in 2012 and also for her in the 2016 Welsh Assembly election when she won in Rhondda.
He stood unsuccessfully to represent the Porth ward on Rhondda Cynon Taf County Borough Council in 2008 and 2012, before being successfully elected in 2017 but lost in 2022.
Cox stood as the second candidate on Plaid Cymru's list for Afan Ogwr Rhondda Constituency for the Senedd Election held on 7 May 2026. Following his election he was appointed to serve on the Economy, Energy and Connectivity Committee and the Public Accounts and Public Administration Committee.
Cox lives with his wife and daughter in Porth.