Nielsen Hayden genealogy
Descendants of Maud fitz Maurice
Father: Maurice fitz Robert fitz Harding (of Berkeley, Gloucestershire, England - 16 Jun 1190 bur.Brenford, Middlesex, England)
Mother: Alice de Berkeley
Maud fitz Maurice
Elias III Giffard (of Elston in Orcheston St. George, Wiltshire, England - Bef 29 Sep 1190)
   └─ Osbert Giffard (of Winterbourne Houghton, Dorset, England - Abt 1237)
    Isabel de Bokland ( - Bef 8 Jul 1242)(m. Bef 4 Jan 1226)
       └─ John Giffard le Boef (Abt 1235 of Twyford, Buckinghamshire, England - Abt 1300)
       
           └─ John Giffard le Boef (Abt 1270 of Twyford, Buckinghamshire, England - Aft 30 Mar 1328) =>
            + Alexandra de Gardinis ( - Bef 1328)(m. Abt 1300)