Llewelyn ap Iorwerth

Llewelyn ap Iorwerth was born in 1173 in Aberffraw Castle, Caernarvonshire, Wales.¹ He was the son of Iorwerth 'Drwyndwn' ap Owain and Margred Verch Madog.¹ Llewelyn ap Iorwerth married.¹ He married Tangwystl Verch Llywarch, daughter of Llywarch 'Goch' ap Iorwerth and Tangwystl Verch Llywarch.¹ Llewelyn ap Iorwerth married Princess Joan (of England), daughter of King John "Lackland" (of England) and Clementia (?), in 1205 in England.¹ Llewelyn ap Iorwerth died on 11 April 1240 in Aberconwy, Arllechwedd Isaf, Caernarvonshire, Wales.¹
Having followed the various threads on this subject, is the following correct? Llywellyn Fawr (1194-1240) Married [1] Joan Plantagenet (c 1189-1236) Children: Gwladus Ddu (1206-1251) m[1] Reginald de Braose                m[2] Ralph Mortimer Margaret          m[1] John de Braose                m[2] Walter de Clifford Angharad               Dafydd (1208-1246)     m Isabel de Braose Susanna Ellen (Helen)          m[1] Malcolm, Earl of Fife                m[2] Donald Married [2] Gwenllian of Brynffenigi Children: Helen               m[1] John le Scot                m[2] Robert de Quincey Gwenllian Mistress: Tangwystl ferch Llywarch Goch Child: Gruffydd (1196-1244) Graeme Wall My genealogy website: http://www.greywall.demon.co.uk/genealogy/index.html Dave Utzinger posted on this based on the an article by William Addams Reitwiesner in The Genealogist, vol. 1, no. 1 (Spring 1980), pp. 80-95. This is his list: Descendants of Llywelyn ap Iorworth 1 Llywelyn ap Iorworth b: Abt. 1173 in Dolyddelan, Wales d: 11 April 1240 in Aberconway Abbey, Carnarvonshire, Wales . +Tangwystl verch Llwarch b: Abt. 1168 in of Rhos, Wales d: Bef. 1205 2 Gruffudd ap Llewellyn b: Bef. 1205 d: 01 March 1243/44 in London, ENG . +Senena ferch Caradog *2nd Wife of Gruffudd ap Llewellyn: . +Rhanullt *2nd Wife of Llywelyn ap Iorworth: . +Joan Plantagenet b: Abt. 1191 d: 02 February 1236/37 in Aber Palace, Carnarvon, Wales 2 Elen verch Llywelyn b: in Gwynedd, Wales d: Bef. 24 October 1253 . +John of Scotland b: 1207 m: 1222 d: Abt. 06 June 1237 *2nd Husband of Elen verch Llywelyn: . +Robert de Quincey b: Abt. 1176 m: Aft. 06 June 1237 d: Abt. 1257 2 Dafydd ap Llywelyn b: Abt. 1208 d: 12 February 1245/46 in Aber . +Concubine *2nd Wife of Dafydd ap Llywelyn: . +Isabel de Braose b: Abt. 1215 m: Abt. 10 August 1230 d: Bef. 1248 *3rd Wife of Llywelyn ap Iorworth: . +Unknown 2 Gwenllian of Wales d: 1281 . +William de Lacy 2 Angharad verch Llewelyn . +Maelgwn Fychan d: 1257 2 Tegwared y Baiswen . +Gwenllian ferch Ednyfed ap Cynwrig 2 Angharad verch Llywelyn . +Philip ap Ivor 2 Daughter verch Llywelyn . +William Caentwn 2 Gwladys Dhu of Wales b: Abt. 1194 in of Gwynedd, Wales d: 1251 in Windsor, BRK, ENG . +Reginald de Braose b: Abt. 1171 in Bramber, SSX, ENG m: 1215 d: Bet. 05 May 1227 - 09 June 1228 in Brecon, Breconshire, Wales *2nd Husband of Gwladys Dhu of Wales: . +Ralph de Mortimer b: 1190 in of Wigmore, HEF, ENG m: 1230 d: 06 August 1246 in Wigmore, HRT, ENG 2 Margred verch Llewellyn b: Abt. 1208 in Wales (North) d: 1268 . +John de Breuse b: Abt. 1198 m: Abt. 1220 d: Abt. 02 November 1232 in Bramber, SUS, ENG *2nd Husband of Margred verch Llewellyn: . +Walter III de Clifford b: Abt. 1186 in ENG m: Abt. 1232 in SSX, ENG d: Abt. 23 December 1263 in Clifford 2 Helen verch Llewellyn b: Abt. 1234 in of Wales . +Malcolm MacDuff b: Bef. 1228 d: 1266 *2nd Husband of Helen verch Llewellyn: . +Donald de Mar d: Aft. 25 July 1297.¹ Llewelyn's father Iorwerth 'Drwyndwn' ap Owain died about 1184.¹ Llewelyn ap Iorwerth became the father of Tegwared 'y Baiswen' ap Llywelyn about 1192.¹ Llewelyn ap Iorwerth became the father of Gwladys 'Ddu' Verch Llewelyn about 1205.¹ Llewelyn ap Iorwerth became the father of Elen (Helen) Verch Llewelyn about 1206.¹ Llewelyn ap Iorwerth became the father of Gruffudd ap Llywelyn about 1207.¹ Llewelyn ap Iorwerth became the father of Gwenllian 'Las' Verch Llywelyn about 1207.¹ Llewelyn ap Iorwerth became the father of Dafydd ap Llywelyn about 1209.¹ Llewelyn ap Iorwerth became the father of Margred Verch Llywelyn about 1210.¹ Llewelyn ap Iorwerth became the father of Angharad Verch Llywelyn about 1212.¹ Llewelyn ap Iorwerth became the father of Miss Verch Llywelyn about 1214.¹ Llewelyn's daughter was married at wedding of Margred Verch Llywelyn and John De Braose (Breuse) in 1219.¹ Llewelyn's son Dafydd ap Llywelyn was married to Isabella De Braose about 1231.¹ Llewelyn ap Iorwerth became a widower with the death of his wife, Princess Joan (of England) on 3 April 1236 in Aberconwy, Arllechwedd Isaf, Caernarvonshire, Wales.¹