The surname "Warner" has an English origin and is derived from the Old English personal name "Werner," which was composed of the elements "warin," meaning "guard," and "heri," meaning "army" or "warrior." The name "Warner" essentially meant "guardian of the army" or "protector of the warriors." The first documented reference to the surname "Warner" can be traced back to the Domesday Book of 1086, which was a survey of England and Wales ordered by William the Conqueror. The entry in the Domesday Book mentions a person named Warnerus (Latinized form of Warner) in Essex, England. Today there are more than 85,000 bearers of the name Warner residing in The United States making it the 260th most popular name.