Nielsen Hayden genealogy
Ancestors of William fitz Otto
- Aft 1217 ┌── Otto ( - Bef 1099)
┌── Otto fitz Otto
┌── William fitz Otto ( - Aft 1178)
┌── Otto fitz William ( - Abt 1194)
│ └── Egidia ( - Aft 1189)
│
William fitz Otto (of Lilleston, Middlesex, England - Aft 1217)
└── Margaria