Rhian has operated at the highest level of Public Services in Wales for over 30 years, most recently as Chief Executive of the Care Council for Wales.
Mae Rhian wedi gweithredu ar lefel uchaf Gwasanaethau Cyhoeddus Cymru am dros 30 mlynedd, yn fwyaf diweddar fel Prif Weithredwr Cyngor Gofal Cymru.