Nielsen Hayden genealogy
Descendants of Margery Biset
- Bef 1256Father: John Biset (of Kidderminster, Worcestershire, England - 1241 bur.Maiden Bradley Priory, Wiltshire, England)
Mother: Alice Basset ( - Abt 1263)
Margery Biset ( - Bef 31 Dec 1256)
Richard de Rivers ( - Bef 25 Apr 1243)(m. Bef 2 Nov 1241)
   └─ John de Rivers (1239 - Bef 1 Apr 1294)
    Maud de Creye (m. Bef 1268)
       └─ John de Rivers (Bef 1268 - Aft 1322)
       
            + Robert de Bulkeley (of Eaton, Cheshire, England - ??)