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The following organizations, while not directly linked to our Society, could be useful sources of information on Owain Glyn Dŵr and the history of his period.

Owain Glyndŵr Centre  Heol Maengwyn, Machynlleth, Powys SY20 8EE. Telephone: 01654 702932



The Owain Glyndŵr Centre is a Mecca for all who are interested in Glyn Dŵr and his history. It is located on a site which is associated with the location of Glyn Dŵr’s parliament and contains an eclectic collection of displays, tableaux, an interactive computer system, brass rubbing, a reproduction of the Pennal Letter and a large mural. Books and historical memorabilia may be purchased at the centre.

National Library of Wales  Aberystwyth, Ceredigion, Wales, SY23 3BU. Telephone: 01970 632800

                           Email: see library website for details


Describes itself, justifiably, as “... one of the great libraries of the world”. It holds a comprehensive collection of books on Owain Glyn Dŵr and Welsh history. It also has a vast collection of documents and is in the process of digitising its collections.

History Forum for Wales  Mrs Pat Jones (Secretary), Bryn Awelon, Swyddffynnon, Ceredigion SY25 6AL.                               Telephone: 01974 831582



The History Forum for Wales is an umbrella organisation for independent societies involved with Welsh history. It organizes displays at various events such as the May Fair at the Museum of Welsh Life at St. Fagans, near Cardiff and the National Eisteddfod of Wales. Their website gives a full list of affiliated societies, with contact details, etc.

Owain Lawgoch Society   Bryan Davies . Telephone: 01874 625981

Owain Lawgoch (Owain of the Red Hand) - Owain Glyn Dŵr’s uncle  - was born in 1335 and became Prince of Gwynedd (Gwynedd was the senior principality in medieval Wales). He was a nephew of Llewelyn the Last, the last native Prince of Wales who was killed in 1282 by Edward I’s men. He served with distinction in the the French army and his reputation in France could have been influential with the French when Owain Glyn Dŵr sought support during his campaign. He was assassinated in France by John Lamb, an English spy.

Princess Gwenllian Society Mallt Anderson.


Princess Gwenllian (1282 - 1337) was the only child of Llywelyn the Last and Eleanor de Montfort. Llewelyn (the last native Prince of Wales) was killed by Edward I’s men in 1282 when Gwenllian was only six months old and she was abducted to a Priory at Sempringham in Lincolnshire. There she served as a nun for 54 years until her death.  

Owain Glyndŵr’s Chapel Royal Society   Geraint  ap Iorwerth  Telephone: 01654 791216.

Abbey Cwm Hir Trust   Siân Meredudd . Telephone: 01597 823547.

Located in a remote valley in Powys, Cwm Hir was a large Cistercian abbey whose 75m nave was exceeded by only Durham and Winchester cathedrals in Britain. After Llewelyn the Last (the last native Prince of Wales) was killed by Edward I’s men in 1282 he was beheaded and his head was sent to London to be displayed on the Tower. His body was taken in secret to Cwm Hir Abbey and buried there.

Friends of Pilleth Church    Albert Ward .  Telephone: 01299 266435.

St. Mary’s Church, Pilleth is near the site of Owain Glyn Dŵr’s greatest battle at Bryn Glas. A part of the present building was standing when the battle took place in 1402.  The church was restored recently at great cost and is worth a visit.

Welsh Battlefields Society   Albert Ward.   Telephone: 01299 266435.



Set up in 1997, this is the only Welsh Society devoted exclusively to the study of Welsh battles.

Cefn Caer        Pennal, Machynlleth, Powys, SY20 9JX       Telephone: 01654 791230

Cefn Caer is a grade 2* listed building and a pre fifteenth century Medieval Hall House situated in Pennal near Machynlleth, Wales. It was the occasional residence of Owain Glyndŵr.



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