Arms of House of Deheubarth: Gules, a lion rampant or within a bordure engrailled or. These arms were inherited by the Talbot family, later Earls of Shrewsbury
Rhys Mechyll (died 1244) was a Welsh prince, Lord of Dinefwr, of the House of Dinefwr and Kingdom of Deheubarth in southern Wales from 1234 to 1244. He was a son of prince Rhys Gryg (died 1234) ("Rhys the Hoarse"), son of prince Rhys ap Gruffydd (1132–1197),[1] "The Lord Rhys", ruler of the kingdom of Deheubarth.
interests of her son Rhys. A Welsh chronicle, the Brut y Tywysogyon, records under the year 1248: "Rhys Fychan ap RhysMechyll regained the castle of...
Maredudd. He left another son known as RhysMechyll (d.1244), who had a son named Rhys Fychan ap RhysMechyll and a daughter named Gwenllian, who being...
1250 due to rivalries with his brother and his nephew, RhysMechyll and Rhys Fychan ap RhysMechyll. He fled to Gwynedd where he joined Llywelyn ap Gruffydd...
grandson Gilbert (died 1274) married Gwenlynn Mechyll, daughter and sole heiress of the Welsh Prince RhysMechyll, whose armorials the Talbots thenceforth...
Gwenllian, the daughter and heiress of RhysMechyll (died 1244), Prince of the Welsh House of Deheubarth, grandson of Rhys ap Gruffydd, and wife of Gilbert...
Gruffydd ap Rhys II, ruler (1197–1201) Maelgwn ap Rhys, ruler (1199–1230) Rhys Gryg, ruler (1216–1234) RhysMechyll, ruler (1234–1244) Maredudd ap Rhys, ruler...
Lady of Wales. It may be that the Matilda de Braose who was the wife of RhysMechyll, Prince of Deheubarth was the daughter of Reginald. House of Braose Burke...
William de Braose, 4th Lord of Bramber, married a Welsh prince. He was RhysMechyll, Prince of Deheubarth. Their daughter Gwenllian married Gilbert Talbot...
Isabel Marshal, the great grandmother of Robert the Bruce, King of Scots RhysMechyll, Welsh prince, married to Matilda de Braose (Deheubarth), his sole heiress...
brother, Rhys the Hoarse (Rhys Gryg) (1216–1234) From 1234 to 1283, Deheubarth was subject to the princes of Gwynedd Rhys the Hoarse's son, RhysMechyll (1234–1244)...
article Baron Talbot. Modern arms are of RhysMechyll (d.1244), Prince of the Welsh House of Dinefwr, grandson of Rhys ap Gruffydd), whose daughter Gwenllian...
of the castle is 1248, when Brut y Tywysogion records that Rhys Fychan ap RhysMechyll's mother Matilda de Braose, to spite her son, granted the castle...
similar lineage can be found in Bonedd y Saint, in which a saint named Mechyll fab Echwys is the grandson of Gwyn Glohoyw and great-grandson of Gloyw...