Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
CURZON
As described in historical dictionaries
Patronymica Britannica (1860)
CURZON. Geraldine de Curzon came into England with the Conqueror. His descendants were in Derbyshire temp. Hen. I., and Curzon, Lord Scarsdale, is 'of Scarsdale' in that countj'.