Ednyfed Fychan ap Cynwrig Lord of Brynffenigl and Krigeth ¹

   Another name for Ednyfed was Ednyfed Vychan ap Kendrig Lord of Brynffenigl and Krigeth.

  Research Notes:

Source: A Genealogical and Heraldic Dictionary of the Landed Gentry of Great Britain & Ireland" by John Burke & John Bernard Burke, vol. I, London, 1847, p. 736 has:
"EDNYFED VYCHAN AP KENDRIG, Lord of Brynffenigl, in Denbighland, and Krigeth in Eflnoydd, Chief Counsellor, Chief Justice, and General of Llewelyn ap Iorwerth, King of North Wales, was one of the most prominent historical characters of the period. Commanding in the wars between Llewelyn, Prince of North Wales, and JOHN, King of England, he attacked the army of Ranuilph, Earl of Chester, and achieving a signal victory, illed three chief captains and commanders of the enemy, whose heads he laid at the feet of his sovereign. For this exploit he had conferred on him new armorial ensigns emblematic of the occasion, which continue to be borne by the LLOYDS OF PLYMOG, and other families derived from him, viz., "Gu., between three Englishmen's Heads, in profile, couped at the neck, ppr., bearded and crined, sa., a cheveron, ermine." An elegy to this powerful Noble, by Elidyr Sais, who lived 1160-1220, is published in the Mivyrian Archaeology, (London, 8vo, 1801, vol. i, p. 346.) He m. twice, 1st, Tangwystyl, dau. of Llowarch ap Bran, Lord of Menon, in Anglesey, Founder of the II. Noble Tribe of North Wales and Powys, contemporary with Owen Gwynedd, Prince of North Wales, and by her had issue, 1. Tudor, (Sir,) ap Ednyfed Vychan, of Nant and Llangynhafal, one of the commissioners for the conclusion of peace between EDWARD I., King of England, and LLEWELYN AP IORWERTH, King of North Wales. He m. Adlais, dau. of Richard, son of Cadwallader, second son of GRIFFITH ap Cynan, King of North Wales, and was father of HEILIN AP SIR TUDOR, Knt.,.who m. Agnes, dau of Bloddyn, Lord of Dinmael, in Denbighland, living 25 May, 2 HENRY III., 1218, third son of Owain Brogyntyn, Lord of Edeirnion... By this lady Heilin had issue, 1. GRIFFITH AP HEILIN; 2. Grono ap Heilin... 3.Angharad... Ednyfed Vychan m. 2ndly, Gwenllian, dau. of Rhys ap Griuffith, Lord of South Wales, Representative of the Soverign Pricese of South Wales,... by whom he had issue, I. Grono ap Ednyfed Vychan, Lord of Tref-Gastell, in Anglesea...II.Griffith ap Ednyfed Vychan, of Henglawdd..."

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From Wikipedia - Penrhyn Castle:
"Penrhyn Castle is a country house in Llandegai , Bangor , Gwynedd , North Wales , in the form of a Norman castle . It was originally a medieval fortified manor house , founded by Ednyfed Fychan . In 1438, Ioan ap Gruffudd was granted a licence to crenellate and he founded the stone castle and added a tower house. Samuel Wyatt reconstructed the property in the 1780s."

Ednyfed married Tangwystyl verch Llywarch ap Bran, daughter of Llywarch ap Bran and Unknown.

Ednyfed next married Gwenllian verch Griffith ap Rhys, daughter of Gruffudd ap Rhys ap Tewdwr Prince of South Wales and Gwenllian verch Gruffudd ap Cynan of North Wales.