Nielsen Hayden genealogy
Descendants of Eleanor of England
1215 - 1275 (60 years)Father: John, King of England (Abt 27 Dec 1166 Oxford, Oxfordshire, England - 19 Oct 1216 Newark Castle, Newark, Nottinghamshire, England)
Mother: Isabel of Angoulême, Queen Consort of England ( - 31 May 1246 bur.Fontévrault Abbey, near Chinon, Anjou, France)
Eleanor of England (1215 - 13 Apr 1275 Montargis Abbey, Loiret, France)
+ William Marshal (Abt 1190 - 24 Apr 1231 bur.New Temple Church, London, England)(m. 23 Apr 1224)
Simon VI de Montfort (Between 1208 and 1209 - 4 Aug 1265 Evesham, Worcestershire, England)
(m. 7 Jan 1238 Westminster, Middlesex, England)
(m. 7 Jan 1238 Westminster, Middlesex, England)
   └─ Guy de Montfort (Abt 1253 - 1291 Sicily)
    Margherita Aldobranderschi
       └─ Anastasia de Montfort (Abt 1274 - ??)
        Romano Orsini (Abt 1273 - 1326)(m. 8 Jun 1293)
            + Sueva des Baux ( - Aft 1332)(m. Abt 1330)