Nielsen Hayden genealogy
Descendants of Isabel de Bokland
- Bef 1242Father: Alan de Bokland (of Egg Buckland, Devon, England - Bef Oct 1237)
Mother: Alice Murdac ( - Aft 8 Jul 1242)
Isabel de Bokland ( - Bef 8 Jul 1242)
Osbert Giffard (of Winterbourne Houghton, Dorset, England - Abt 1237)(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)
           └─ John Giffard (1301 of Twyford, Buckinghamshire, England - 25 Jan 1369) =>
            + Lucy de Morteyn ( - Aft 8 Mar 1361)