Robert I de Ewyas founder of Dore Abbey

✓ Robert [I] de Ewias, son of Harold de Ewias: confirmed his father's gift of Burnham church to Ewyas priory and gave the tithes of all his manors (Historia S. Petri Gloucestriae); 'Robertus filius Heraldi, vir stemmatis ingenuissimi' was sent by King Stephen to subdue the Welsh in 1136/37 (Gesta Stephani); confirmed his father's gifts to Gloucester 'for the souls of himself and uxoris meae Sibillae'; founded the Cistercian abbey of Dore in 1147 and was buried there (Bannister); living after 1147 (Medieval Lands, EWIAS). m. Sibylla, parentage unknown. Father of Robert [II] (d. 1198), William and Herbert. Dore is the house Bishop Grandison later called 'founded by her ancestors' of his mother Sibyl de Tregoz. Source: Medieval Lands (Charles Cawley, fmg.ac), read in the browser 27 Oct 2026, 'Untitled English Nobility D-K' - EWIAS, and 'England Earls 1067-1122' - HEREFORD (Mantes), citing the Gloucester St Peter cartulary, Gesta Stephani, Red Book of the Exchequer, Domesday, the Anglo-Saxon Chronicle, Florence of Worcester, Orderic Vitalis and Simeon of Durham. [DIRECT ANCESTOR OF THE COMPILER: flag added 27 Oct 2026 by walking the tree from Aynsley, so that this marker is reliable and can be searched.]