Nielsen Hayden genealogy
Descendants of Hawise Espec
- Bef 1122Father: William Espec (of Old Warden, Bedfordshire, England - Aft 1130)
Hawise Espec ( - Bef 1122)
William I de Bussy ( - Abt 1115)
   └─ William II de Bussy (Abt 1090 - Abt 1165)
    Rose fitz Baldwin (Abt 1135 - ??)
       └─ Cecily de Bussy ( - Aft 1205)
        John de Builly (Between 1145 and 1146 of Tickhill, Yorkshire, England - 1213)(m. Bef 1165)
           └─ Idoine de Builly (of Tickhill, Yorkshire, England - Bef 1 Nov 1241) =>
            + Robert de Vipont (of Appleby, Westmorland, England - 1228)(m. Bef 1165)