Ieuan ab Owain Glyndŵr was reputedly the

illegitimate Legitimacy, in traditional Western common law, is the status of a child born to parents who are legally married to each other, and of a child conceived before the parents obtain a legal divorce. Conversely, ''illegitimacy'', also known as '' ...

son of the last native

Welsh Welsh may refer to: Related to Wales * Welsh, referring or related to Wales * Welsh language, a Brittonic Celtic language spoken in Wales * Welsh people People * Welsh (surname) * Sometimes used as a synonym for the ancient Britons (Celtic peop ...

Prince of Wales Prince of Wales ( cy, Tywysog Cymru, ; la, Princeps Cambriae/Walliae) is a title traditionally given to the heir apparent to the English and later British throne. Prior to the conquest by Edward I in the 13th century, it was used by the rulers ...

; Owain Glyndŵr. The possibility of his existence was uncovered through the work of

Peter Bartrum Peter Clement Bartrum (1907 in Hampstead, London, England — 14 August 2008) was a researcher and genealogist who, from the 1930s onwards, specialised in the genealogy of the Welsh nobility of the Middle Ages. Educated at Queen's College, Oxfor ...

which is currently being edited by the

University of Wales Aberystwyth , mottoeng = A world without knowledge is no world at all , established = 1872 (as ''The University College of Wales'') , former_names = University of Wales, Aberystwyth , type = Public , endowment = ...

. Ieuan ab Owain and his descendants are detailed in ''Peniarth Manuscript 287'' in the hand o
Robert Vaughan of Hengwrt
(c.1592-1667) and also in the manuscript known as ''Harley 1969'' by Griffith Hughes (1634–1665) - the original manuscripts are kept at the National Library of Wales, Aberystwyth and the

British Library The British Library is the national library of the United Kingdom and is one of the largest libraries in the world. It is estimated to contain between 170 and 200 million items from many countries. As a legal deposit library, the British ...

respectively. Ieuan, who is thought to have been born around 1380 and to have died around 1430, is thought to have had three sons: * Maredudd ab Ieuan ab Owain Glyndŵr * Robert ab Ieuan ab Owain Glyndŵr * Iorwerth ab Ieuan ab Owain Glyndŵr

Manuscript sources

* Robert Vaughan of Hengwrt (1592–1667), ''Peniarth 287'' (folio 376), * * Griffith Hughes (1634–1665), ''Harley 1969'' (folio 19)

References

* P. C. Bartrum, ''Welsh Genealogies A.D. 300 - 1400'', 8 volumes (

University of Wales Press The University of Wales Press ( cy, Gwasg Prifysgol Cymru) was founded in 1922 as a central service of the University of Wales. The press publishes academic journals and around seventy books a year in the English and Welsh languages on six genera ...

, Cardiff, 1974). Bleddyn ap Cynfyn 5; Bleddyn ap Cynfyn 5 (A) (pages 32 and 67) and P. C. Bartrum, Welsh Genealogies AD 1400-1500, 18 volumes ( National Library of Wales, 1983).
The Bartrum Project, Department of Welsh, University of Wales, Aberystwyth
{{DEFAULTSORT:Ieuan ab Owain Glyndwr 1380 births 1430 deaths Welsh royalty