Is your surname O'Brien?

Research the O'Brien family

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!

John O'Brien

Birthdate:
Death:
Immediate Family:

Son of Conor O'Brien and Margaret Crowley
Husband of Kathleen Manley
Father of Private and Private
Brother of Hannah O'Brien; Mary Ann O'Brien; Dan O'Brien; Denis O'Brien; Margaret Courtney and 4 others

Managed by: Clar Ni Bhrolchain
Last Updated:
view all 14

Immediate Family

view all

John O'Brien's Timeline