Nielsen Hayden genealogy
Descendants of Teresa Fernández
- Aft 1167Father: Fernando Fernández (Abt 1070 - Bef 1130 bur.Abbey of San Zoilo de Carrion, Carrion de los Condes, León, Spain)
Mother: Elvira Alfonso (Abt 1079 - ??)
Teresa Fernández ( - Aft 3 Nov 1167)
Osorio Martínez (Bef 1108 - Mar 1160 Lobregal, near Villabragima, Valladolid, Castile, Spain)(m. Bef 28 Jan 1141)
   └─ Gonzalo Osorio ( - Abt 1180)
   
       └─ Osorio Gonzalez ( - Abt 1220)
       
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