Nielsen Hayden genealogy
Margaret ferch Llywelyn
- 1265
Generation: 1
Generation: 3
Generation: 4
1. Margaret ferch Llywelyn (daughter of Llywelyn Fawr ap Iorwerth and (One of the several mistresses of Llywelyn ap Iorwerth)); died in 1265. Margaret married John de Brewes in 1219. John (son of William de Briouze and Maud de Clare) was born about 1197 in of Gower, Swansea, Wales; died between 1231 and 1232. [Group Sheet] [Family Chart]
Children:- William de Brewes was born about 1224 in of Bramber, Sussex, England; died on 6 Jan 1291 in Findon, Sussex, England; was buried on 15 Jan 1291 in Sele Priory, West Sussex, England.
- Richard de Brewes was born before 1232 in of Stinton in Salle and Heydon, Norfolk, England; died before 18 Jun 1292; was buried in Woodbridge Priory, Suffolk, England.
Margaret married Walter IV de Clifford before 2 Nov 1234. Walter (son of Walter III de Clifford) was born in of Clifford, Herefordshire, England; died before 23 Dec 1263. [Group Sheet] [Family Chart]
Children:- Maud de Clifford was born in of Clifford, Herefordshire, England; died between 1282 and 1285.
2. Llywelyn Fawr ap Iorwerth was born about 1173 (son of Iorwerth Drwyndwn ap Owain Gwynedd and Margred ferch Madog); died on 11 Apr 1240 in Aberconwy Abbey, Conwy, Wales; was buried in Aberconwy Abbey, Conwy, Wales. Llywelyn married (One of the several mistresses of Llywelyn ap Iorwerth). [Group Sheet] [Family Chart]
3. (One of the several mistresses of Llywelyn ap Iorwerth) Children:
- 1. Margaret ferch Llywelyn died in 1265.
- Ellen died after Feb 1294.
- Tegwared y Baiswen ap Llywelyn ab Iorwerth Drwyndwn ab Owain Gwybnedd was born about 1200.
Generation: 3
4. Iorwerth Drwyndwn ap Owain Gwynedd (son of Owain Gwynedd, King of Gwynedd and Gwladus ferch Llywarch); died about 1174. Iorwerth married Margred ferch Madog. [Group Sheet] [Family Chart]
5. Margred ferch Madog (daughter of Madog ap Maredudd, Prince of Powys Fadog and (Unknown wife or mistress of Madog ap Maredudd)). Children:
- 2. Llywelyn Fawr ap Iorwerth was born about 1173; died on 11 Apr 1240 in Aberconwy Abbey, Conwy, Wales; was buried in Aberconwy Abbey, Conwy, Wales.
Generation: 4
8. Owain Gwynedd, King of Gwynedd (son of Gruffydd ap Cynan ab Iago, King of Gwynedd and Angharad ferch Owain); died in 1169; was buried in Bangor Cathedral, Bangor, Gwynedd, Wales. Owain married Gwladus ferch Llywarch. [Group Sheet] [Family Chart]
9. Gwladus ferch Llywarch (daughter of Llywarch ap Trahearn). Children:
- 4. Iorwerth Drwyndwn ap Owain Gwynedd died about 1174.
- Gwenllian ferch Owain
10. Madog ap Maredudd, Prince of Powys Fadog (son of Maredudd ap Bleddyn ap Cynfyn and Hunydd ferch Einudd); died in 1160 in Winchester, Hampshire, England; was buried in St. Tysilio, Meifod, Powys, Wales. Madog married (Unknown wife or mistress of Madog ap Maredudd). [Group Sheet] [Family Chart]
11. (Unknown wife or mistress of Madog ap Maredudd) Children: