O'Brien - Name Meaning and Origin

The boy's name O'Brien \o(')-brien, o'b-rien\ is a variant of Brian.

The baby name O'Brien sounds like Abrian, Oberron and Oberon. Other similar baby names are Brien, Bren, Brion, Orrin, Orren, Orin, Oren and Orion.

O'Brien is a very rare male first name and a very rare surname (source: 1990 U.S. Census). Displayed below is the baby name popularity trend for the boy's name O'Brien. Click here to compare O'Brien with related baby names.