1. RHYS AP¹ TUDOR MAWR, PRINCE OF SOUTH WALES was born about 1040^[1], and died in 1093^[3] Near Castle Of, Brecknock, Breconshire, Wales, United Kingdom^[3]. He married (MZ-2) GWLADUS VERCH RHIWALLON of Powys, Wales, daughter of (MZ-1) Rhiwallon ap CYNFYN, who was born about 1041 of Powys. ^[5]
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NESTA VERCH2 RHYS of Dynevor Castle, Carmarthen, Wales, b. about 1073 of Dynevor Castle; d. about 1150; m. (1) (Q-33) KING HENRY I "BEAUCLERC" OF ENGLAND, b. in Selby, Yorkshire, England, United Kingdom in 1068[4], d. in Normandy, France[2] on 2 Dec. 1135[2], son of (Q-27) King William I the Conqueror and (V-17) Matilda (of FLANDERS), Queen of England; m. (2) (AGD-3) GERALD FITZ WALTER, b. in Windsor, Berkshire, England in 1070, d. about 1120, son of (AGD-2) Walter and Beatrice (_____) FITZ OTHER.

2. NESTA VERCH² RHYS (Rhys Ap TUDOR MAWR¹) of Dynevor Castle, daughter of (1) Rhys Ap¹, Prince of South Wales and (MZ-2) Gwladus Verch (RHIWALLON), was born about 1073 of Dynevor Castle, and died between 1100 and 1193. She married (1st) (Q-33) KING HENRY I "BEAUCLERC" OF ENGLAND, son of (Q-27) King William I the Conqueror and (V-17) Matilda (of FLANDERS), Queen of England, who was born in 1068^[4] in Selby, was christened on 5 Aug. 1100, died on 2 Dec. 1135^[2] in Normandy^[2], and was buried on 4 Jan. 1136 in Reading Abbey, Reading, Berkshire. She married (2nd) (AGD-3) GERALD FITZ WALTER, son of (AGD-2) Walter and Beatrice (_____) FITZ OTHER, who was born in 1070 in Windsor, and died about 1120. ^{[1, 6]}
Child of: Nesta Verch² RHYS and King Henry I "Beauclerc" of ENGLAND: See (Q-33) King Henry I "Beauclerc" of ENGLAND

Child of: Nesta Verch² RHYS and Gerald FITZ WALTER: See (AGD-3) Gerald FITZ WALTER