Llywelyn ab Iorwerth (pronounced [ɬəˈwɛlɪn ab ˈjɔrwɛrθ], c. 1173 – 11 April 1240), also known as Llywelyn the Great (Welsh: Llywelyn Fawr, [ɬəˈwɛlɪn vaʊ̯r])...

Cilmeri in 1282. Llywelyn was the son of Gruffudd ap Llywelyn ap Iorwerth and grandson of Llywelyn ab Iorwerth (Llywelyn the Great) (Llywelyn I), and he was...

Deheubarth Llywelyn the Great (Llywelyn Fawr; Llywelyn ab Iorwerth; c. 1173–1240), Prince of Gwynedd and ruler of most of Wales Llywelyn Fawr ap Maredudd...

is based on the arms borne by the thirteenth-century Welsh prince Llywelyn ab Iorwerth (blazoned quarterly Or and gules, four lions passant guardant counterchanged)...

successful of all the North Welsh princes prior to his grandson, Llywelyn ab Iorwerth (Llywelyn the Great). He became known as Owain Gwynedd (Middle Welsh:...

Mon from Dafydd the Usurper. Llywelyn ab Iorwerth (Llywelyn the Great) (1195–1240), first Prince of Wales. Dafydd ap Llywelyn (1240–1246). Owain Goch ap...

Blas, Coleshill, Bagillt in Flintshire, he was the only son of Llywelyn ab Iorwerth (Llywelyn the Great) and by his wife Joan, Lady of Wales (daughter of...

south-east of the castle. Dolwyddelan Castle was probably begun by Llywelyn ab Iorwerth, the ruler of the Kingdom of Gwynedd, between 1210 and 1240 to defend...

from his nephew, Llywelyn ap Iorwerth, who defeated him at the battle of Aberconwy with the aid of his cousins, the sons of Cynan ab Owain Gwynedd, drove...

Angharad ferch Llywelyn (fl. 1260) was a daughter of Llywelyn ab Iorwerth, Prince of Wales. The identity of her mother is uncertain; but several later...

Gruffudd ap Llywelyn ap Iorwerth (c. 1196 – 1 March 1244) was the Welsh first-born son of Llywelyn the Great ("Llywelyn Fawr"). His mother Tangwystl (c...

intermittently until the deaths of both Roger and Llywelyn in 1282. They were both grandsons of Llywelyn ab Iorwerth. Mortimer fought for the King against the...

'Llywelyn' as y daroganwr ("son of the prophecy"; Y Mab Darogan). The poem is difficult to date and may be addressed to either Llywelyn ab Iorwerth (Llywelyn...

being llew). This belief was further reinforced by Llywelyn the Great's adoption of his father Iorwerth ab Owain's coat of arms, incorporating four lions...

Owain ap Edwin Hywel ab Owain Gwynedd Prince of Gwynedd 1170 Caswallon ap Hywel Iorwerth ab Owain (1145–1174), Llywelyn ab Iorwerth (c. 1173 – 11 April...

next senior surviving son of Owain Gwynedd. After Iorwerth's death, his eldest son Llywelyn ab Iorwerth was the legitimate heir to the Crown and Throne...

built upon by his son Owain Gwynedd and his great-grandson Llywelyn ab Iorwerth (Llywelyn the Great). Unusual for a Welsh king or prince, a near-contemporary...

royal badges, which use the Welsh dragon and the coat of arms of Llywelyn ab Iorwerth respectively. At the centre of the arms is a quartered shield, depicting...

Owain was the eldest son of Gruffudd ap Llywelyn ap Iorwerth and the grandson of Llywelyn ab Iorwerth (Llywelyn the Great). He was imprisoned together...

reward for his support from Llywelyn ab Iorwerth, the new ruler of Gwynedd, who would become known to posterity as Llywelyn the Great. Maredudd supported...

century, and beginning of the thirteenth century, Llywelyn ab Iorwerth (Llywelyn Fawr or Llywelyn the Great), built a royal home at Abergwyngregyn (known...

Death of Llywelyn ab Iorwerth, prince of Wales; Dafydd ap Llywelyn succeeds to the throne of Gwynedd 1246 Death of Dafydd ap Llywelyn; Llywelyn ap Gruffudd...

castles in 1240. In 1230, Ralph married Princess Gwladus, daughter of Llywelyn ab Iorwerth and Joan, Lady of Wales (the only acknowledged, illegitimate daughter...

to Lloyd (pg 161) Llywelyn ab Iorwerth may have been named after his deceased maternal uncle Llywelyn ap Madog, as the name 'Llywelyn' does not appear...

family held the castle until 1214, when it was destroyed by Prince Llywelyn ab Iorwerth of the Royal House of Aberffraw. The rebuilding of Montgomery Castle...

Anglesey, Wales. It was founded around 1237 in memory of Joan, wife of Llywelyn ab Iorwerth. The Friary survived the depopulation of the town, but was dissolved...

of England. See also Llywelyn ap Iorwerth Llywelyn ab Iorwerth (1173 – 11 April 1240), later known as Llywelyn the Great (Llywelyn I), was sole ruler of...

mean 'prisoner's rock', a reference to the imprisonment of one of Llywelyn ab Iorwerth's sons in the castle by his brother. However, caeth has the primary...

1230s by Llywelyn ap Iorwerth, the prince of Gwynedd, who probably built the inner ward and gatehouse. It was extended by his grandson, Llywelyn ap Gruffudd...

1216, and later recognised by the 1218 Treaty of Worcester between Llywelyn ab Iorwerth, Prince of Gwynedd, and King John of England. Encompassing two-thirds...