O'Niell
Name Origin
Name Origin

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What does the O'Niell surname reveal about your family history?

The earliest occurrence of the O'Niell surname in our family history documents is from 1714, and we currently have 6,257 records where O'Niell appears. Here are a few more facts to get you started…

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O'Niellsin military records

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O'Niellsin census records

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O'Niellsin convict records

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O'Niellsin parish records

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