Gwladus Ddu
Gwladus Ddu, full name Gwladus ferch Llywelyn (died 1251) was a Welsh
Welsh people
The Welsh people are an ethnic group and nation associated with Wales and the Welsh language.John Davies argues that the origin of the "Welsh nation" can be traced to the late 4th and early 5th centuries, following the Roman departure from Britain, although Brythonic Celtic languages seem to have...

 noblewoman who was a daughter of Llywelyn the Great
Llywelyn the Great
Llywelyn the Great , full name Llywelyn ab Iorwerth, was a Prince of Gwynedd in north Wales and eventually de facto ruler over most of Wales...

 of Gwynedd
Kingdom of Gwynedd
Gwynedd was one petty kingdom of several Welsh successor states which emerged in 5th-century post-Roman Britain in the Early Middle Ages, and later evolved into a principality during the High Middle Ages. It was based on the former Brythonic tribal lands of the Ordovices, Gangani, and the...

 and married two Marcher
Welsh Marches
The Welsh Marches is a term which, in modern usage, denotes an imprecisely defined area along and around the border between England and Wales in the United Kingdom. The precise meaning of the term has varied at different periods...


Sources differ as to whether Gwladus was Llywelyn's legitimate daughter by his wife Joan
Joan, Lady of Wales
Joan, Princess of Wales and Lady of Snowdon was the wife of Llywelyn the Great, Prince of Wales and Gwynedd and effective ruler of most of Wales.-Early life:...

 or an illegitimate daughter by Tangwystl Goch. Some sources say that Joan gave her lands to Gwladus, which suggests, but does not prove, the former. Gwladus is recorded in Brut y Tywysogion
Brut y Tywysogion
Brut y Tywysogion is one of the most important primary sources for Welsh history. It is an annalistic chronicle that serves as a continuation of Geoffrey of Monmouth’s Historia Regum Britanniae. Brut y Tywysogion has survived as several Welsh translations of an original Latin version, which has...

 as having died at Windsor
Windsor, Berkshire
Windsor is an affluent suburban town and unparished area in the Royal Borough of Windsor and Maidenhead in Berkshire, England. It is widely known as the site of Windsor Castle, one of the official residences of the British Royal Family....

 in 1251.


  • She married firstly, Reginald de Braose
    Reginald de Braose
    Reginald de Braose was one of the sons of William de Braose, 4th Lord of Bramber and Matilda, also known as Maud de St. Valery and Lady de la Haie. Her other children included William and Giles....

    , Lord of Brecon
    Brecon is a long-established market town and community in southern Powys, Mid Wales, with a population of 7,901. It was the county town of the historic county of Brecknockshire; although its role as such was eclipsed with the formation of Powys, it remains an important local centre...

     and Abergavenny
    Abergavenny , meaning Mouth of the River Gavenny, is a market town in Monmouthshire, Wales. It is located 15 miles west of Monmouth on the A40 and A465 roads, 6 miles from the English border. Originally the site of a Roman fort, Gobannium, it became a medieval walled town within the Welsh Marches...

     in about 1215, but they are not known to have had any children. After Reginald's death in 1228 she was probably the sister recorded as accompanying Dafydd ap Llywelyn
    Dafydd ap Llywelyn
    Dafydd ap Llywelyn was Prince of Gwynedd from 1240 to 1246. He was for a time recognised as Prince of Wales.- Descent :...

     to London
    London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

     in 1229.

  • She married secondly, Ralph de Mortimer
    Ralph de Mortimer
    Ranulph or Ralph de Mortimer was the second son of Roger de Mortimer and Isabel de Ferrers of Wigmore Castle in Herefordshire...

     of Wigmore about 1230. Ralph died in 1246, and their son, Roger de Mortimer
    Roger de Mortimer, 1st Baron Wigmore
    Roger Mortimer, 1st Baron Mortimer, of Wigmore , was a famous and honoured knight from Wigmore Castle in Herefordshire. He was a loyal ally of King Henry III of England...

    , inherited the lordship.


  • Roger Mortimer, 1st Baron Wigmore, in 1247, married Maud de Braose
    Maud de Braose, Baroness Wigmore
    Maud de Braose, Baroness Wigmore was a noble heiress, and one of the most important, being a member of the powerful de Braose family which held many lordships and domains in the Welsh Marches...

    , by whom he had seven children.
  • Hugh de Mortimer
  • John de Mortimer
  • Peter de Mortimer
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