If you are member of the list and have any concerns about how your information has been handled, you can contact the data protection officer for the Welsh Government at:
Os ydych ar y rhestr, a bod gennych unrhyw bryderon ynghylch sut y cafodd eich gwybodaeth ei thrin, gallwch gysylltu â'r swyddog diogelu data ar gyfer Llywodraeth Cymru ar: