Gwladus Ddu

Welsh noble (1300–1251)

Parents

• Joan, Lady of Wales
• Llywelyn ab Iorwerth

Children

• Roger Mortimer, 1st Baron Mortimer
• Isolt de Mortimer

Siblings

• Dafydd ap Llywelyn
• Angharad ferch Llywelyn
• Elen ferch Llywelyn
• Gruffudd ap Llywelyn ab Iorwerth
• Gruffudd ap Llywelyn
• Tegwared y Bais Wen
• Margaret ferch Llywelyn
• Susanna ferch Llywelyn

Partners

• Ralph de Mortimer
• Reginald de Braose