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About the O'Carroll Surname

Bearers of the name O'Carroll share their surname's story with Carroll, of which it is a variant. At root, the name means “Descendant of Cearbhall”.

  • Other spellings include Carrol and MacCarroll.
  • The O' in front of the name is a particle that was often added to Carroll in records.
  • Regional accents shaped spellings long before dictionaries fixed them.

Arms associated with the name

Looking for a O'Carroll coat of arms? Arms were granted to families, not to surnames, and our research shows which heraldic tradition fits yours. For the full story, order the O'Carroll surname pack.