Wedi canfod 5 canlyniad.
SUTHERLAND, Graham
© Ystâd Graham Sutherland/Amgueddfa Cymru
JOHN, Augustus
TRENBERTH, Siân
© Sian Trenberth/Amgueddfa Cymru
TRENBERTH, Siân
© Sian Trenberth/Amgueddfa Cymru
JOHN, Augustus
© Ystâd Augustus John. Cedwir Pob Hawl 2025/Bridgeman Images/Amgueddfa Cymru