Arthur, William (1857) An Etymological Dictionary of Family and Christian Names. New York: Sheldon, Blakeman. Public Domain.
KEMPSTER
As described in historical dictionaries
An Etymological Dictionary of Family and Christian Names (1857)
From the Dutch kampen, to fight, or kamper, a champion.
Surname type: Occupational name
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English