Tangwystl ferch Llywarch Goch

Please see Darrell Wolcott: Bartrum's "Pedigrees of the Welsh Tribal Patriarchs" #11 Llywarch Howlbwrch; http://www.ancientwalesstudies.org/id179.html. (Steven Ferry, September 12, 2019.)

Please see Darrell Wolcott: Tangwystl and Tangwystl; http://www.ancientwalesstudies.org/id296.html. (Steven Ferry, August 19, 2022.)

Please see Darrell Wolcott: King Llewelyn ap Iorwerth and Ednyfed Fychan; http://www.ancientwalesstudies.org/id308.html (Steven Ferry, November 25, 2022.)

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Tangwystl was born in 1168 in Rhos, Denbighshire, Wales.

Children

   Gruffydd (Fawr) ap Llywelyn

Gruffydd, known as Fawr, was born in 1207 in Gwynedd, Caernarvonshire, Wales.

He died due to Fall from the Tower of London at the age of 36 on March 1st, 1243 in London, Middlesex.