For further details about the information we hold and its use, or if you want to exercise your rights under the GDPR, please see contact details below:
I gael rhagor o fanylion am y wybodaeth sydd gennym a'i defnydd, neu os ydych am arfer eich hawliau o dan y Rheoliad Cyffredinol ar Ddiogelu Data, gweler y manylion cyswllt isod: