CHAIN

Origin and etymology In historic texts In the 1881 census Distribution map

As described in historical dictionaries

Patronymica Britannica (1860)

CHAIN. A corruption of the O. Fr. cliesiie, an oak.

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

BritishSurnames.uk is a Good Stuff website.