as a Last Name
- 116,310
- people in the U.S. have this name View all people named Obrien
Meaning & Origins
Irish: Anglicized form of Gaelic Ó Briain ‘descendant of Brian’, a personal name probably based on the element bre- ‘hill’, with the transferred sense ‘eminence’, i.e. ‘exalted one’. See also Bryan. In Ireland there has also been some confusion with O’Byrne (see Byrne).
| 217th in the U.S. for 2011 |
Nicknames & variations
Quick facts
- Tens of Thousands
- of people in the U.S have this name
- 116,310
- to be exact (as of February 2011)
- Massachusetts
- has the most people named Obrien per capita
Top state populations
U.S. Distribution Map
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