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The moriarty Surname

moriarty Name Meaning and History

Irish (Kerry): shortened Anglicized form of Gaelic Ó Muircheartaigh ‘descendant of Muircheartach’, a personal name composed of the elements muir ‘sea’ + ceardach ‘skilled’, i.e. ‘skilled navigator’. A Meath and Monaghan name of the same form is Anglicized as Murtagh.

Dictionary of American Family Names, Oxford University Press, ISBN 0-19-508137-4
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moriarty Family Facts

Distribution of moriarty Families in the US in 1920
Number of moriarty families
 229-455
 77-228
 1-76
 0
Compiled by Ancestry.com.au from the 1920 US Federal Census records

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The information for this map came from Ancestry.com.au’s US Federal Census Collection.
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