Gwynedd and Powys from 1039 to 1055. Gruffudd was the son of Llywelyn ap Seisyll, King of Gwynedd, and Angharad, daughter of Maredudd ab Owain, King of...

Seisyll ap Clydog was King of Ceredigion in Wales some time in the late 7th or early 8th century. He gave his name to the later kingdom of Seisyllwg,...

bears his name. Hywel was the son of King Cadell ap Rhodri of Seisyllwg. He had a brother, Clydog ap Cadell, who was probably the younger of the two....

Dafydd ap Gruffudd, also known as Dafydd III (11 July 1238 – 3 October 1283), was a Prince of Gwynedd until after the death of his brother, Llywelyn ap Gruffudd...

Anglo-Saxon name Werestan. Cynfyn, likely a supporter of King Llywelyn ap Seisyll, would after the latter's 1023 death marry the widowed queen, Angharad...

Einion Yrth ap Cunedda (c. 440 – c. 500; reigned c. 470 – c. 480), also known as Einion Yrth (Welsh for "the Impetuous"), was a king of Gwynedd. He is...

Dafydd ap Llywelyn (c. March 1212 – 25 February 1246) was King of Gwynedd from 1240 to 1246. Though birth years of 1208, 1206, and 1215 have been put forward...

named for Seisyll ap Clydog, King of Ceredigion in the 7th or early 8th century, and as such he is traditionally regarded as its founder. Seisyll appears...

Llywelyn ap Gruffudd (c. 1223 – 11 December 1282), also known as Llywelyn II and Llywelyn the Last (Welsh: Llywelyn Ein Llyw Olaf, lit. 'Llywelyn, our...

Seisyll or Seisyllt is a Welsh male given name. It may refer to: Kings Sisillius I and II, legendary kings of the Britons Seisyll ap Clydog (late 7th...

at its helm. Anarawd ap Rhodri Cadell ap Rhodri Meurig ap Rhodri Merfyn ap Rhodri Gwriad ap Rhodri Tudwal ap Rhodri Gwyddelig ap Rhodri Family tree of...

Cunedda ap Edern, also called Cunedda Wledig (reigned c. 450 – c. 460), was an important early Welsh leader, and the progenitor of the royal dynasty of...

Maredudd ap Tewdws (English: Meredith son of Theodosius; died c. 797) was a king of Dyfed in South Wales. His father was Tewdws son of Rhain ap Cadwgan...

displeasing to God. In 1194, with the aid of his cousins Gruffudd ap Cynan and Maredudd ap Cynan, he defeated Dafydd at the Battle of Aberconwy at the mouth...

LLYWELYN ap IORWERTH (or 'Llywelyn the Great', often styled 'Llywelyn I', though in strictness the first prince of that name was Llywelyn ap Seisyll; 1173-1240...

Owain Goch ap Gruffudd (also known as Owain Goch [Owain the Red]) (died 1282) was brother to Llywelyn ap Gruffudd and Dafydd ap Gruffudd and, for a brief...

that night". In 1194, Dafydd faced a new threat from his nephew, Llywelyn ap Iorwerth, who defeated him at the battle of Aberconwy with the aid of his...

Gwylog ap Beli was one of the rulers of the Kingdom of Powys during the late 7th to early 8th Century, son of Beli ab Eiludd. There is also a small possibility...

Idwal Iwrch (English: Idwal the Roebuck), or Idwal ap Cadwaladr (English: Idwal son of Cadwaladr), reigned c. 682 – c. 720, is a figure in the genealogies...

Llywelyn ap Seisyll (died 1023) was a king of Gwynedd in the 11th century who ruled over the Welsh kingdoms of Gwynedd, Powys and Deheubarth. Llywelyn...

Rhys ap Gruffydd or ap Gruffudd (often anglicised to "Griffith"; c. 1132 – 28 April 1197) was the ruler of the kingdom of Deheubarth in south Wales from...

Brychan ap Anlach of Brycheiniog was a legendary 5th-century king of Brycheiniog (Brecknockshire, alternatively Breconshire) in Mid Wales. Brychan had...

Rhun ap Maelgwn Gwynedd (died c. 586), also known as Rhun Hir ap Maelgwn Gwynedd (English: Rhun the Tall, son of Maelgwn Gwynedd), sometimes spelt as...

Seisyllwg Seisyll ap Clydog Arthen ap Seisyll Dyfnwallon ab Arthen Meurig ap Dyfnwallon Gwgon ap Meurig Dyfed Tewdos (Tewdwr) Maredudd ap Tewdws Rhain ap Maredudd...

490); Boddw ap Serwyl (c. 530); Arthfoddw ap Boddw (c. 570); Arthlwys ab Arthfoddw (c. 610); Clydog ab Arthlwys (c. 650); Seisyll ap Clydog, King of Seisyllwg...

the Old) (785–c. 825) with Brochfael ap Rhys Rhys ap Arthfael, (c. 830–c. 840) Hywel ap Rhys, (c. 840–886) Owain ap Hywel (886–c. 930) Gruffydd ab Owain...

Cadwallon Lawhir ap Einion (c. 460 – c. 534), usually known as Cadwallon Lawhir ("Long Hand") and also called Cadwallon I by some historians, was a king...

Manwgan ap Selyf was an early 7th-century King of Powys, the son of Selyf Sarffgadau. One theory asserts that when Manwgan ap Selyf came to the throne...

Rhys ap Tewdwr (c. 1040 – 1093) was a king of Deheubarth in Wales and member of the Dinefwr dynasty, a branch descended from Rhodri the Great. Following...

Gruffudd ap Cynan (c. 1055–1137) was King of Gwynedd from 1081 until his death in 1137. In the course of a long and eventful life, he became a key figure...