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The mckiernan Surname

mckiernan Name Meaning and History

Northern Irish: Anglicized form of Gaelic Mac Thighearnáin, a patronymic from a lenited diminutive of the personal name Tighearna ‘lord’, ‘master’ (Old Irish tigern). Compare Tiernan.

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

Distribution of mckiernan Families in the US in 1920
Number of mckiernan families
 13-24
 5-12		 1-4
 0
Compiled by Ancestry.com.au from the 1920 US Federal Census records

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Year

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