Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
CROWHURST
As described in historical dictionaries
Patronymica Britannica (1860)
CROWHURST. Parishes in Sussex and Surrey, the former of which had land-owners of its own name temp. Edw. I. Crowherst. H.R.