Nielsen Hayden genealogy
Descendants of (Unknown) de Munchensy
Father: Hubert de Munchensy (of Edwardstone, Suffolk, England - ??)
(Unknown) de Munchensy
Robert de Vaux ( - Aft 1086)
   ├─ Hubert de Vaux (of Gillesland, Irthington, Cumberland, England - Abt 1165)
   │ Grace
   │    ├─ Ranulph de Vaux ( - 1198)
   │    │ Alice
   │    │     + Maud
   │    ├─ Robert de Vaux (Abt 1102 Gilsland, Irthington, Cumberland, England - 1194)
   │    │ + Ada d'Engaine
   │    └─ Beatrice de Vaux (Abt 1149 - 24 Mar 1217 bur.Mottisfont Priory, Hampshire, England)
   │     William de Briwerre (of Torre, Devon, England - 24 Nov 1226 bur.Dunkeswell Abbey, Devon, England)
   │        │ + William de la Ferté (of Mereden, Wiltshire, England - 1216)
   │        │ + Baldwin Wake (Abt 1180 of Bourne, Lincoln, Lincolnshire, England - Bef 20 Jul 1213)(m. Aft 1201)
   │        │ + Reynold de Briouze (of Abergavenny, Monmouthshire, Wales - Between 1227 and 1228)
   │        │ + Reynold I de Mohun (Abt 1183 of Dunster, Williton, Somerset, England - 1213)
   │        └─ Joan Briwerre ( - Bef 12 Jun 1233 bur.Hospital of Sandon, Surrey, England) =>
   │         + William de Percy (Abt 1193 of Topcliffe, Yorkshire, England -
   │         Bef 28 Jul 1245 bur.Sallay Abbey, Yorkshire, England)(m. Abt 1226)
   │         Bef 28 Jul 1245 bur.Sallay Abbey, Yorkshire, England)(m. Abt 1226)
   └─ Robert de Vaux (of Pentney, Norfolk, England - ??)
    Agnes fitz Ranulf
       └─ William de Vaux (of Pentney, Norfolk, England - Aft 1150)
       
           └─ Robert de Vaux (of Pentney, Norfolk, England - Aft 1190) =>
            +