O'brien

//oʊˈbɹaɪən// name

name ·Rare ·Advanced level

Definitions

Proper Noun
  1. 1
    A surname from Irish.

    "Landlady: O'Brien? He don't live here any more. Not lived here for months. I made him sling his hook. Never paid his lodgings."

  2. 2
    A number of places in the United States:; An unincorporated community in Shasta County, California.
  3. 3
    A number of places in the United States:; An unincorporated community in Suwannee County, Florida.
  4. 4
    A number of places in the United States:; A census-designated place in Josephine County, Oregon.
  5. 5
    A number of places in the United States:; A minor city in Haskell County, Texas.
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  1. 6
    A number of places in the United States:; An unincorporated community in Barbour County, West Virginia.
  2. 7
    A town in Buenos Aires province, Argentina, also known as Eduardo O'Brien.

Synonyms

All synonyms
edna o'brien

Example

More examples

"Stephen O'Brien, the United Nations Under-Secretary-General for Humanitarian Affairs and Emergency Relief Coordinator, has said that more than 20 million people faced the threat of starvation and famine in Yemen, Somalia, South Sudan and Nigeria."

Etymology

Anglicisation of the Irish surname Ó Briain, meaning “descendant of Brian”.

Related phrases

O'Brien County

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.