Bertha of Hereford

✓ Bertha, second daughter of Miles of Gloucester, Earl of Hereford, and Sybil de Neufmarché (I100075 x I100100): the Abergavenny priory Historia fundationis names 'Margaretam, Bertam et Luciam' as Miles's three daughters, Bertha marrying 'Philippo [sic] de Brusa domino de Duelth' and inheriting Brecon, Upper Gwent and Gower; the Lanthony narrative calls her 'Berta comitis Milonis secunda filia', wife of William de Braose. m. before [1140] William [II] de Braose. Source: Medieval Lands (fmg.ac, Cawley), citing the primary sources named. [DIRECT ANCESTOR OF THE COMPILER: flag added 14 Oct 2026 by walking the tree from Aynsley, so that this marker is reliable and can be searched.]