As described in historical dictionaries

Patronymica Britannica (1860)

ARGENTON. ARGENTINE. Argentan, a considerable town in the south of Normandy, formerly written Argcntomagus. David de Argentomago Avas a tenant in chief under the Conqueror, in cos. Bedford and Camb. His descendants were ennobled as barons Argentine.

Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.


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