This is a locational name 'de Charville' from places in Calvados- a Norman -French town. It may also derive from the Norse personal name Kare and the Olde French 'Ville' meaning a settlement. The name was brought to Ireland by the Norman conquerers of the 10th Century and it was used in Ulster as an anglicization of the the Irish surname Mac Cearbhaill, formerly anglicized as MacCarroll. This Ulster sept was noted for its musicians and several members are recorded in the Annals of the Four Masters written in Co.Donegal in 1632 - 1636, and covering the History of Ireland up to 1611. The name entered England after the 1066 Conquest. The first recorded spelling of the family name is shown to be that of Walter de Careuilla (Walter of Carville). which was dated 1195, The Pipe Rolls of Wiltshire during the reign of King Richard I, Nickname - Richard the Lionheart, 1189 - 1199. Surnames became necessary when governments introduced personal taxation. In England this was known as Poll Tax. Throughout the centuries, surnames in every country have continued to "develop" often leading to astonishing variants of the original spelling.