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GERARD de Gavre (-1466). Goethals records his parentage without citing any source which confirms the information[587]. A document dated 3 Apr 1425 names “mer Gheraerd van Scoresse here van Mourcourt, Berchem rnfr Ayshove” and “vrouwe Mergriete van Steenhuse vrouwe [van Aishove]”[588]. “Jan van Massemen heer van Kalken” acted as guarantor for “de broers Gerard en Rogier van Gavere-Schorisse” in a charter dated 20 Dec 1433[589]. Seigneur de Morcourt-sur-Somme. Seigneur de Beveren et de Nockere. Seigneur de Berchem. The Marquis de Trazegnies records Arnaud’s date of death[590]. m (22 Jun 1408) MARGARETA van Steenhuize Vrouw van Aischove, daughter of AREND van Steenhuize-Zwevegem & his first wife Catherine de Rochefort [Walcourt] (-after 1466). The Marquis de Trazegnies records her parentage, marriage date, and her husband’s parentage[591]. A document dated 10 Jul 1406 names “Mergriete van Steenhuse...joncvrauwe van Ayshove” and “mer Arend van Steenhuse vader vande vors joncvrauwe”[592]. A document dated 1415 names “Guerard d’Escournay escuier” and “damoiselle Mergriete de Steenhuse dame de Aeyshove sa femme, bourgeois et bourgeoise de Gand”[593]. A document dated 3 Apr 1425 names “mer Gheraerd van Scoresse here van Mourcourt, Berchem rnfr Ayshove” and “vrouwe Mergriete van Steenhuse vrouwe [van Aishove]”[594]. “Margareta van Steenhuize en haar echtgenoot Geeraard van Mourcourt, Berchem, Ayshove en Machelen” surrendered Zwevegem to Philippe III Duke of Burgundy by charter dated 1447[595]. The Marquis de Trazegnies records her husband’s date of death and that Margareta survived him[596]. See- HEREN van BEVEREN, VICOMTES d’EREBODEGHEM[597]. https://fmg.ac/Projects/MedLands/FLEMISH%20NOBILITY.htm#ArnaudGavre...