Nielsen Hayden genealogy
Descendants of William Chastelin
Father: Robert Chastelin
Mother: Joan Fetiplace
William Chastelin
   └─ Jane Chastelin
    Henry Jocelyn
       └─ Ralph Jocelyn (of Easton, Northamptonshire, England - Aft 1201)
        Beatrice
           └─ John Jocelyn (of Easton, Northamptonshire, England - Aft 1225) =>
            + Katherine