Nelligan Family History
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Nelligan Name Meaning
Irish (Munster): Anglicized form of Gaelic Ó Niallagáin ‘descendant of Niallagán’, a double diminutive of the personal name Niall (see Neill).
Source: Dictionary of American Family Names ©2013, Oxford University Press
Similar surnames: Galligan, Milligan, Neilan, Halligan, Gilligan, Relihan, Culligan