Paternal Family Tree: Ealhfrith King Deira
In or before 630 [his father] King Oswiu of Northumbria [aged 17] and [his mother] Rhiainfellt Rheged Queen Consort Bernicia were married. He the son of [his grandfather] Æthelfrith King Northumbrians and [his grandmother] Acha Queen Consort Northumbria.
Around 630 Ealhfrith King Deira was born to King Oswiu of Northumbria [aged 18] and Rhiainfellt Rheged Queen Consort Bernicia.
Around 645 [his father] King Oswiu of Northumbria [aged 33] and [his step-mother] Eanflæd Queen Consort Bernicia [aged 18] were married. She by marriage Queen Consort Bernicia. She the daughter of King Edwin of Northumbria and Æthelburh Oiscingas Queen Consort Northumbria [aged 40]. He the son of [his grandfather] Æthelfrith King Northumbrians and [his grandmother] Acha Queen Consort Northumbria. They were half first cousins.
In 655 Ealhfrith King Deira [aged 25] succeeded King Deira.
After 655 [his half-brother] King Ecgfrith of Northumbria [aged 10] and [his sister-in-law] Æthelthryth Wuffingas Queen Consort Deira and Northumbria [aged 19] were married. She the daughter of King Anna of East Anglia. He the son of [his father] King Oswiu of Northumbria [aged 43] and [his step-mother] Eanflæd Queen Consort Bernicia [aged 28].
On 15th November 655 King Oswiu of Northumbria [aged 43] defeated the Mercian army (probably) at Cock Beck during the Battle of the Winwaed ending the period of Mercian dominance. The battle is believed to have ended Anglo-Saxon paganism.
On 15th November 655 Æthelwald King Deira [aged 13], an ally of King Penda of Mercia, withdrew his forces, one of many Mercian allies to do so, weakening King Penda's army.
King Penda of Mercia and King Æthelhere of East Anglia were killed. Penda's son Paeda King South Mercia succeeded King South Mercia.
King Æthelwold of East Anglia succeeded King East Anglia after the death of his father at the Battle of the Winwaed.
Around 664 Ealhfrith King Deira [aged 34] died. His succeeded half brother [his half-brother] Ecgfrith [aged 19] succeeded King Deira. [his sister-in-law] Æthelthryth Wuffingas Queen Consort Deira and Northumbria [aged 28] by marriage Queen Consort Deira.
Before 15th February 670 [his father] King Oswiu of Northumbria [aged 58] and Fín Cenél Neógain Queen Consort Bernicia were married. She by marriage Queen Consort Bernicia. He the son of [his grandfather] Æthelfrith King Northumbrians and [his grandmother] Acha Queen Consort Northumbria.
Kings Bernicia: Great Grand Son of Æthelric King Bernicia
Kings Deira: Great Grand Son of Aella King Deira
Great x 3 Grandfather: Eoppa Bernicia
Great x 2 Grandfather: Ida King Bernicia
Great x 1 Grandfather: Æthelric King Bernicia -2 x Great Grand Son of Æthelric King Bernicia
GrandFather: Æthelfrith King Northumbrians Son of Æthelric King Bernicia
Father: King Oswiu of Northumbria Grand Son of Æthelric King Bernicia
Great x 2 Grandfather: Yffe Deira -2 x Great Grand Son of Yffe Deira
Great x 1 Grandfather: Aella King Deira Son of Yffe Deira
GrandMother: Acha Queen Consort Northumbria Daughter of Aella King Deira
Ealhfrith King Deira Great Grand Son of Æthelric King Bernicia
Great x 2 Grandfather: Uriens Rheged
Great x 1 Grandfather: Rhun Rheged
GrandFather: Unknown Name Rheged