Wilkinson is an English surname of Norman origin. It is a variant of Williamson, derived from a variant of William, Wilkin, brought to the Anglo-Scottish border during the Norman Conquest. At the time of the British Census of 1881, the relative frequency of the surname Wilkinson was highest in Westmorland (4.3 times the British average), followed by Yorkshire, County Durham, Lincolnshire, Cumberland, Northumberland, Lancashire, Cheshire and Nottinghamshire. People named Wilkinson include: == …