1. | Joan, Lady of Wales and died. Joan married Llywelyn "Llywelyn the Great" ab Iorwerth, Prince of Gwynedd. Llywelyn (son of Iorwerth ab Owain and Marared) was born about 1173; and died. [Group Sheet]
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2. | Gwladys Ddu ![]() Gwladys married Ralph de Mortimer. Ralph and died. [Group Sheet]
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3. | Roger de Mortimer, 1st Baron Mortimer ![]() Roger married Maud De Braose. Maud (daughter of William De Braose and Eva Marshal) and died. [Group Sheet]
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4. | Margaret de Mortimer ![]() Margaret married Robert de Vere, 6th Earl of Oxford. Robert (son of Robert de Vere, 5th Earl of Oxford and Alice de Sanford) and died. [Group Sheet]
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5. | Edmund Mortimer, 2nd Baron Mortimer ![]() Edmund married . Unknown [Group Sheet]
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