Bertram de Verdun IV

✓ Bertram [IV] de Verdun, 'Bertramnus de Verdum, filius Normanni' among the knights of Avranches (1172); sheriff of Warwickshire and Leicestershire, Seneschal of Ireland under Prince John; founder of Croxden Abbey 'for the souls of Normanni de Verdune patris mei et Lucelinae matris meae... et Roehais uxoris meae'; went on the Third Crusade and died in 1192, buried at Acre. m. (1) Matilda de Ferrers (unsourced per Medieval Lands), (2) Rohese, mother of Thomas and Nicholas. Source: Medieval Lands (fmg.ac, Cawley) (Verdun). [DIRECT ANCESTOR OF THE COMPILER: flag added 15 Oct 2026 by walking the tree from Aynsley, so that this marker is reliable and can be searched.]