Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
KIRKTON
As described in historical dictionaries
Patronymica Britannica (1860)
KIRKTON. The Kirketons, ennobled by the title of baron by Edward III., derived their name and title from Kirkton, now Kirton, parts of Holland, co. Lincoln.