Adopting the my personal report about the youngsters out-of Llywelyn Fawr and you will Joanna additionally the answers they received, We looked again from genealogical profiles about Gwladus Ddu. While it’s correct, since the several genealogists mention, you to regarding lack of particular facts in some way, brand new identity of your mother from Gwladus Ddu need to will still be ‘unknown’, I discovered need not transform my personal conclusion you to their own mom was Joanna and not Tangwystyl.