Cennétig O'Brien, King of Tullyhogue

• Name	Cennétig O'Brien  [1]
  Suffix	King of Tullyhogue
  Gender	Male
  Title	King of Tulach Óc  [1]
  Person ID	I69	O'Brien Genealogy
  Last Modified	22 May 2026

  
  

  Father	Lorcan O'Brien,   b. Abt. 1033
  Family ID	F40	Group Sheet  |  Family Chart

  
  

• Sources

  [S10] Wikipedia Contributors, Wikipedia: The Free Encyclopedia, "Donnchad mac Briain," https://en.wikipedia.org/wiki/Donnchad_mac_Briain, (San Francisco, CA: Wikimedia Foundation, Inc.).