Nielsen Hayden genealogy
Descendants of Eustace de Morteyn
Abt 1160 - Bef 1223 (~ 63 years)Father: Adam de Morteyn ( - Aft 1180)
Eustace de Morteyn (Abt 1160 of Cossale, Nottinghamshire, England - Bef 1 Mar 1223)
Hillaria ( - Aft 8 Jul 1216)
   └─ Eustace de Morteyn (Abt 1190 of Tilsworth, Bedfordshire, England - Bef 20 Feb 1233)
    (Unknown daughter of Richard Silveyn) (of Donnesby, Lincolnshire, England - ??)
       └─ John de Morteyn (Abt 1230 of Tilsworth, Bedfordshire, England - Aft 1265)
        Constance de Merston (of Marston, Oxfordshire, England - Between 1285 and 1293)
           └─ John de Morteyn (of Marston, Bedfordshire, England - 1296) =>
            + Joan Gobion ( - Aft 1312)