The English surname Henry, also found in Ireland, is derived from a Germanic personal name composed of the elements haim, heim meaning “home” and ric meaning “power or ruler,”was introduced to England by the Normans in the form Henri. During the Middle Ages this name became enormously popular in England and was borne by eight kings. In Ireland the name is an anglicized form of Gaelic Mac Éinrí or Mac Einri, patronymics from the personal names Éinrí, Einri, Irish forms of Henry. The name is first recorded in England in the Domesday Book in 1086. In the most recent US census more than 160,000 instances of the surname Henry were recorded in The United States.