Nielsen Hayden genealogy
Descendants of Cecily fitz John
Father: John fitz Robert (of Warkworth, Northumberland, England - 1240)
Mother: Ada de Balliol ( - 29 Jul 1251 Stokesley, Yorkshire, England)
Cecily fitz John
Patrick of Dunbar (Abt 1213 - 24 Aug 1289 Whittingham, East Lothian, Scotland)(m. Bef 1242)
   └─ Patrick of Dunbar (Abt 1242 - 10 Oct 1308)
    Marjory Comyn (m. Bef 1283)
       └─ Alexander Dunbar
       
           └─ Patrick Dunbar ( - Between 1356 and 1357 On pilgrimage to the Holy Land) =>
            + Isabel Randolph (Abt 1320 - Aft 1360)(m. Abt 1340)