William FitzMartin was married to Rhys's daughter Angharad, and, according to Giraldus, Rhys " had solemnly sworn, by the most precious relics, that his indemnity and security should be faithfully maintained ".

Rhys's daughter Nest became the mistress of King Henry I of England and allegedly was mother of Robert, 1st Earl of Gloucester who married Mabel, Fitzhamon's daughter and heiress and thus had legitimacy both among the Welsh and the Norman barons .< ref >

Rhys's daughter Nest was a legendary beauty, the so-called Helen of Wales because her abduction from her husband's castle at Cenarth Bychan started a civil war.

Rhys's grandfather, Rhys ap Tewdwr, was king of Deheubarth, and was killed at Brecon in 1093 by Bernard de Neufmarche.

Rhys's father, Gruffydd ap Rhys, was eventually able to become ruler of a small portion, and more territory was won back by Rhys's older brothers after Gruffydd's death.

In 1053 Edward ordered the assassination of the south Welsh prince, Rhys ap Rhydderch in reprisal for a raid on England, and Rhys's head was delivered to him.

The story centers around an elf outcast named Rhys who has triggered a series of events foreseen by his mentor, Colfenor, and a flamekin pilgrim named Ashling who believes her path and Rhys's are the same.

Rhys's grandson Rhys ap Gruffudd fell out of favour and was executed by Henry VIII for treason in 1531.

The leadership of the family now passed to Rhys's half-brother Anarawd ap Gruffydd.

Among the Normans who returned to their holdings was Walter de Clifford, who reclaimed Cantref Bychan, then invaded Rhys's lands in Cantref Mawr.

Torrential rain forced Henry's army to retreat in disorder without fighting a major battle, and Henry vented his spleen on the hostages, having Rhys's son Maredudd blinded.

Rhys's other son, Hywel, was not among the victims.

Rhys's son, Hywel, who had been held as a hostage for many years, was returned to him.

Giraldus suggests that Rhys's incarceration in Nevern castle was divine vengeance for the dispossession of William FitzMartin.

Davies also notes two flaws in Rhys's achievement.

Several of Rhys's children, including Gruffydd and Maelgwn, were buried at Strata Florida Abbey.

A bitter feud developed between the two, with several of Rhys's other sons becoming involved.

Jean Rhys's 1966 novel Wide Sargasso Sea plays with the idea that a woman can become lost in her own society and thus driven out of her mind, à la Charlotte Brontë's mad woman in the attic.

Caught in an oppressive patriarchal society in which she belongs neither to the white Europeans nor the black Jamaicans, Rhys's novel re-imagines Brontë's devilish madwoman in the attic.

In 1944 and 1945 drafts of Robert Graves's The White Goddess were published in Keidrych Rhys's periodical, Wales.

Rhys's son Gruffydd inherited some of Deheubarth, but Rhys's death led to the Normans taking over much of the kingdom, with Gruffydd being left to rule a much smaller area.

* The former slave, Christophine, in Jean Rhys's novel Wide Sargasso Sea is a practitioner of Obeah.

* Preface, p. xiii, to: ( possibly this is Sir John Rhys's foreword )

The band were named after author Jean Rhys's 1931 novel After Leaving Mr. Mackenzie.

Rhys was the second son of Gruffydd ap Rhys, ruler of part of Deheubarth, and Gwenllian ferch Gruffydd, daughter of Gruffudd ap Cynan, king of Gwynedd.

Rhys married Gwenllian verch Madog, daughter of Madog ap Maredudd, the last Prince of all Powys.

Around this time he married Gwenllian ferch Madog, daughter of Madog ap Maredudd, prince of Powys.

Eleanor, Lady of Wales, died on 19 June 1282 at the royal Welsh home at Abergwyngregyn, on the north coast of Gwynedd, giving birth to a daughter, Gwenllian of Wales.

Rhys had a daughter, Gwenllian ferch ( daughter of ) Rhys, who was married to Ednyfed Fychan, Seneschal of the Kingdom of Gwynedd ( d. 1246 ).

The third part is widely considered to be original work by Langtoft, and he includes in it details not recorded elsewhere such as the fate of Gwenllian, daughter of Llywelyn the Last, Prince of Wales.

Their daughter Gwenllian married Gilbert Talbot, progenitor of the Earls of Shrewsbury.

His daughter, Gwenllian, who married Gruffudd ap Rhys of Deheubarth, son of his old ally Rhys ap Tewdwr, is also notable for her resistance to English rule.

These were the paternal arms of Gwenllian, the daughter and heiress of Rhys Mechyll ( d. 1244 ) Prince of the Welsh House of Dinefwr, grandson of Rhys ap Gruffydd, and wife of Gilbert Talbot ( d. 1274 ), grandfather of Baron Talbot | Gilbert Talbot, 1st Baron Talbot ( d. 1345 / 6 ) assumed by Talbot as arms of alliance of a great heiress, superseding his own former paternal arms of Bendy of 10 pieces argent and gules

In 1136 a campaign against the Normans was launched from Gwynedd in revenge for the execution of Gwenllian ferch Gruffydd ap Cynan, the wife of the Prince of Deheubarth and the daughter of Gruffydd.

Tragedy struck when she died during childbirth in 1282, giving birth to a daughter ; Gwenllian ferch Llywelyn.

Joan, Lady of Wales, died there in 1237 ; Dafydd ap Llywelyn in 1246 ; Eleanor de Montfort, Lady of Wales, wife of Llywelyn ap Gruffudd, Prince of Wales (" Tywysog Cymru " in modern Welsh ), on 19 June 1282, giving birth to a daughter, Gwenllian.

1447-86 CE ), in an ode to Dafydd ap Sion of Gower, compares his subject to Macsen Wledig and his bride Gwenllian ( daughter of Jenkin son of Owen ) to Elen daughter of Eudaf:

:" Gwenllian is a second Elen daughter of Eudaf "

He settled to live in the town of Llantrisant, where he opened up a new medical practice, which proved to be a success, and he took a young farmer's daughter, Gwenllian Llewelyn, who at the time was only twenty-one years old, to be his new partner, despite the fact that he was an old man by this time.

In September 2009 the peak referred to as Garnedd Uchaf was renamed Carnedd Gwenllian following a campaign by the Gwenllian Society to honour Princess Gwenllian, the daughter of Llywelyn ap Gruffudd, Prince of Wales.

Sempringham is the site of St Mary's Priory, a priory of the Abbey of Peterborough that was founded by Saint Gilbert ( also known as Gilbert of Sempringham ); it became the enforced residence of Gwenllian of Wales, the daughter of Llywelyn ap Gruffudd, Tywysog Cymru, the Leader of Wales, Prince of Wales, and the granddaughter of Simon de Montfort.

The seat of Llywelyn ap Gruffudd, the last native Prince of Wales, his daughter Gwenllian of Wales was born here in June 1282 and his wife, Eleanor de Montfort, died here as a result of the birth on 19 June 1282.

Carnedd Gwenllian in memory of Llywelyn's daughter Lady Gwenllian.