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O'Leary

Updated: August 22, 2024
Updated: August 22, 2024
Table of contents

Family name origins & meanings

  • Irish (Munster) : Americanized form of Ó Laoghaire ‘descendant of Laoghaire’, a byname originally meaning ‘keeper of the calves’, from laogh ‘calf’. This was the name of a 5th-century king of Ireland.

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