Is your surname mac Brian?

Research the mac Brian family

Flann mac Brian's Geni Profile

Share your family tree and photos with the people you know and love

  • Build your family tree online
  • Share photos and videos
  • Smart Matching™ technology
  • Free!


Flann mac Brian

Death: Died in Clontarf
Immediate Family:

Son of Brian Boru, High King of Ireland and Mór (Eachraidh) nic Eidigean
Brother of Morough O'Brien, King of Leinster; Sláine Ní Bhriain; Darbforgaill of Leinster and Conchobar Mac Brian
Half brother of Bé Binn; Tadg Mac Briain, King of Thomond; Prince (Terence) Teige O'Brien; Donal O'Brien, co-King of Munster; Blanaid nic Brian and 2 others

Managed by: Private User
Last Updated:
view all

Flann mac Brian's Timeline

April 23, 1014