Nielsen Hayden genealogy
Descendants of Rainier of Montferrat
Abt 1084 - Bef 1137 (~ 52 years)Father: William IV of Montferrat (Between 1030 and 1035 - 1100)
Mother: Otta di Aglié
Rainier of Montferrat (Abt 1084 - Bef 1137)
Gisela of Burgundy (Abt 1070 - Aft 1133)(m. 1105)
   ├─ Joanna of Montferrat
   │ + William Clito (25 Oct 1102 Rouen, Seine-Maritime, Normandy, France -
   │ 28 Jul 1128 bur.Abbey of Saint-Bertin, Saint-Omer, Pas-de-Calais, France)(m. 1127)
   │ 28 Jul 1128 bur.Abbey of Saint-Bertin, Saint-Omer, Pas-de-Calais, France)(m. 1127)
   └─ William V "il Vecchio" of Montferrat (Abt 1115 - 1191 Tyre)
    Judith of Babenberg (1115 - Aft 18 Oct 1168)(m. Bef 28 Mar 1133)
       ├─ Azalaïs of Montferrat (1150 - 1232 bur.Staffarda Abbey, Saluzzo, Cuneo, Piedmont, Italy)
       │ Manfredo II del Vasto (Abt 1140 - 1215)
       │    │ + Guglielmo II del Vasto ( - 1219)
       │     + Maria di Torres ( - Aft 1215)(m. 24 Aug 1202)
       └─ Boniface I (Abt 1150 - Sep 1207)
        Elena di Busca (m. Bef 1179)
           └─ Guillermo VIII-VI ( - 17 Sep 1225 Halmyros, Greece) =>
            + Berta de Clavesena (m. Bef 9 Aug 1202)