William de Synytwayt

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William de Synytwayt, whose ancestry is unknown (or not traced here), married, as her 2nd husband, Joan Roscelyn, daughter of Peter Roscelyn, before 24 June 1351.1


Joan Roscelyn d. aft. 15 Oct 1354
This person was last edited on28 Mar 2019


  1. [S2054] George Edward Cokayne, The Complete Peerage: Or a History of the House of Lords and All Its Members From the Earliest Times: Revised and Much Enlarged (13 in 14 vols., London, England: The St. Catherine Press, 1910-1940), 12B:659 (Willoughby), further cited as CP.