Nielsen Hayden genealogy
Descendants of Muriel
- Aft 1240Father: Richard fitz William
Muriel ( - Aft 1240)
Hugh de Bolhay (m. Bef 11 May 1226)
   └─ Hamelin de Bolhay (of Woodford, Devon, England - Bef 4 Nov 1273)
    Philippa ( - Aft 8 Jan 1275)
       └─ James Bolhay (of Poltimore Manor, St. Thomas, Devon, England - ??)
       
            + John Cobham (of Blackborough, Devon, England - Bef 27 Dec 1335)