origin of name coatney
Coatney Early Origins. The surname Coatney was first found in Staffordshire where the family are descended from Richard de Cotes, who was probably son of Thomas de Coates, living in 1157, when the Black Book of the Exchequer was compiled.. CITATION[CLOSE] Shirley, Evelyn Philip, The Noble and Gentle Men of England; The Arms and Descents.