Cabinet
Minister for Local Government, Housing and Planning
Key interests and achievements
Siân was elected to the National Assembly in 2016. She
represents the Arfon constituency as a member of Plaid Cymru. Siân was re-elected to the Welsh Parliament in
2021, doubling her majority with 63.3% of the vote - the highest percentage of
any candidate throughout Wales. Her interests outside politics include theatre,
art, the Welsh music scene, football and rugby.
Personal history
Siân was educated at Ysgol Friars, Bangor and at Aberystwyth
and Cardiff Universities. After losing her husband she brought up her 4
children on her own. She has been a passionate campaigner for women's equality
and the Welsh language for over 45 years.
Professional background
Siân worked as a journalist with the BBC, HTV and Golwg. She
also worked in public relations including as press officer for Gwynedd Council.
Political history
Between 2008 and 2016 she served as a councillor on Gwynedd
Council, representing the village where she grew up, Y Felinheli. She currently
holds the Housing and Planning portfolio for Plaid Cymru (2024-) following her
role as the Lead Designated Member on the Co-operation Agreement (2021-2024)
between Plaid Cymru and the Welsh Labour Government. During the fourth and
fifth Senedd terms she has held various policy portfolios for Plaid Cymru
including Education/Local Government/Planning/ Welsh Language/Culture and has
been the Party’s Senedd Commissioner, Trefnydd, Chief Whip and Deputy Leader in
the Senedd.
