SEAFORTH

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

As described in historical dictionaries

An Etymological Dictionary of Family and Christian Names (1857)

(origin: Local) The name of a projection of the sea on the east coast of Lewis, on the Long Island, Scotland--"the forth or frith of the sea."

Arthur, William (1857) An Etymological Dictionary of Family and Christian Names. New York: Sheldon, Blakeman. Public Domain.

BritishSurnames.uk is a Good Stuff website.