Arthur, William (1857) An Etymological Dictionary of Family and Christian Names. New York: Sheldon, Blakeman. Public Domain.
FOX
As described in historical dictionaries
An Etymological Dictionary of Family and Christian Names (1857)
A name taken from the cunning animal; about the year 1333 the Shanachs in Ireland anglicised their name to Fox.
Patronymica Britannica (1860)
FOX. FOXE. 1. From the animal, like Wolf, Bear, Boar, kc. Le Fox. H.R.
Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
Surname type: Nickname
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English