Family History and Genealogy Resources by Surname

O'Leary Surname Origin

The descendant of Lary; Llary, Welsh, gentle, easy.

Source: An Etymological Dictionary of Family and Christian Names With an Essay on their Derivation and Import; Arthur, William, M.A.; New York, NY: Sheldon, Blake, Bleeker & CO., 1857.

O'Leary  Surname Meaning and Family Facts

O'Leary Last Name Meaning
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A O'Leary Family History Thought:

'Those who not look upon themselves as a link connecting the past with the future do not perform their duty to the world' --Daniel Webster

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