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Surname Etymology and Meaning of CRONIN
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Name meanings and etymologies are often disputed. The information here is compiled from freely available sources, and no claims whatsoever are made for accuracy, either historical or etymological.
Irish: Anglicized form of Gaelic Ó Cróinín ‘descendant of Cróinín’, a byname from a diminutive of crón ‘swarthy’.
Source: Dictionary of American Family Names (2003)
