Nielsen Hayden genealogy
Descendants of Hawise de Mortimer
- 1189Father: Ralph de Mortimer (of Wigmore, Herefordshire, England - Aft 1115)
Mother: Melisende ( - Bef 30 Mar 1088)
Hawise de Mortimer ( - 1189)
Stephen of Aumale (Abt 1069 - Abt 1127)
   └─ Agnes of Aumale (Between 1110 and 1120 - ??)
    Adam I de Brus (of Skelton, Yorkshire, England - Abt 1142)
       └─ Adam II de Brus (1134 of Skelton, Yorkshire, England - 1196)
        Juetta de Arches ( - Aft 1209)(m. Aft 1169)
           ├─ Isabel de Brus (of Skelton, Yorkshire, England - Aft 1230) =>
           │ + Roger Mauduit (1172 Eshott, Morpeth, Northumberland, England - ??)
           │ + Henry de Percy (of Petworth, Sussex, England - Bef 29 Sep 1198)
           └─ Peter de Brus (of Skelton, Yorkshire, England - 1222) =>
            + Joan of Chester