Nielsen Hayden genealogy
Ancestors of Nest ferch Osbern
┌── Richard Scrob ( - 1067)
┌── Osbern fitz Richard (of Richard's Castle, Herefordshire, England - Aft 1086)
│ ┌── Llywelyn ap Seisyll, King of Deheubarth (Abt 980 - 1023)(m. 994) =>
│ ┌── Gruffydd ap Llywelyn, King of Wales ( - 5 Aug 1064 Ireland)(m. Abt 1057)
│ │ └── Angharad ferch Maredudd (m. 994) =>
│ │
└── Nest ferch Gruffydd (Between 1055 and 1057 - ??)
│
│ ┌── Ælfgar of Mercia (Bef 1031 - Abt 1062) =>
└── Ealdgyth of Mercia, Queen Consort of England ( - Aft 1066)(m. Abt 1057)
└── Ælfgifu