Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
CROKER
As described in historical dictionaries
Patronymica Britannica (1860)
CROKER. The Crokers of Lineham are saitl to be of Saxon origin and to have been settled in Devon before the Conquest, on the authority of an ancient alliteratlA'e rhyme : —
Surname type: Occupational name
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English