Arthur, William (1857) An Etymological Dictionary of Family and Christian Names. New York: Sheldon, Blakeman. Public Domain.
BARSTOW
As described in historical dictionaries
An Etymological Dictionary of Family and Christian Names (1857)
(origin: Local) May have various significations. Barr, the top of a hill, and stow, a place or depository. Bar, in the Gaelic, Welsh, and Cornish-British, means the summit or top of any thing. The Gaelic or Irish aran and barr, signify bread, a crop of grain; Welsh, bar, bread, an ear of corn; Saxon, bar and bere, corn, barley. Barstow, a place where grain is stored.
Surname type: Location or geographical feature
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English