Isabel de Brus

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ChartsAncestors of Harriet Hanson Robinson
Isabel de Brus, daughter of Robert de Brus and Isabel de Clare, died before 1285,1 and was buried at Easington, Durham, England.1

Isabel married Sir John Fitz Marmaduke, Knt., whose ancestry is unknown (or not traced here).1


Sir John Fitz Marmaduke, Knt. d. bef. 16 Aug 1311
This person was last edited on17 Apr 2021


  1. [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families, Five vols. (Salt Lake City, Utah: s.p., 2013), 1:593 (Brus 6.iv), further cited as Richardson, Royal Ancestry.