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O'Brien
Surname
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A-Z
Family Tree
Family #1
brigā
Old Celtic
(word)
briíg
Old Irish
(word)
Brian
m
Old Irish
(given name)
Brian
m
English
(given name)
Bryan
English
Bryant
English
Brian
m
Irish
(given name)
Ó Briain
Irish
O'Brian
Irish
O'Brien
Irish
Family #2
brixs
Old Celtic
(word)
brií
Old Irish
(word)
Brian
m
Old Irish
(given name)
Brian
m
English
(given name)
Bryan
English
Bryant
English
Brian
m
Irish
(given name)
Ó Briain
Irish
O'Brian
Irish
O'Brien
Irish
Key
indicates that this relationship is uncertain
Surname
Popularity
Related
Comments
Namesakes