The mcclanahan Surname
mcclanahan Name Meaning and History
Scottish and Irish: Anglicized form of Gaelic Mac Gille
Onchon ‘son of the servant of (Saint) Onchú’, an Old
Irish personal name perhaps meaning ‘mighty hound’. St. Onchú was a
6th-century Irish pilgrim and collector of holy relics. See also
McClenahan.
Dictionary of American Family Names, Oxford University Press, ISBN 0-19-508137-4
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