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.
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O'Leary Last Name Meaning
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O'Leary in Ancestry.com Records
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O'Leary at the Mormon LDS Database
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O'Leary at RootsWeb databases
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O'Leary in RootsWeb surname mailing lists
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O'Leary in Ancestry Message Boards
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O'Leary in Ancestry Family Histories
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O'Leary Self-Published Genealogy Books
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