Bell (surname) of "Isobel". In some cases, the surname originates from a nickname, or descriptive name, derived from the Old French "bel" ("beautiful", "fair"). In other cases, the surname "Bell" represents an English form of the Gaelic surname "Mac Giolla Mhaoil" ("son of the servant of the devotee"). In some cases, the surname is derived from placenames in Norway (Bell) and Germany (Bell in Rhineland; and possibly Belle, in Westphalia). The surname Bell is also sometimes an Anglicized form of the German "Böhl" or "Böll". Early attested forms of the surname when of a patronymic origin include: Ailuuardus ""filius Belli"", in 1086;
Surname as well as "FitzWilliam" or "Fitzwilliam". Irish surnames are the oldest surnames in Europe. The common prefixes "Ó" and "Mac" can be spelled with the prefix as a separate word, yielding "Ó Briain" or "Mac Millan" as well as the anglicized "O'Brien" and "MacMillan" or "Macmillan". In the United States, 1,712 surnames cover 50% of the population, and about 1% of the population has the surname Smith, which is also the most frequent English name and an occupational name ("metal worker"), a contraction, for instance, of blacksmith or other metalsmiths. Several American surnames are a result of corruptions or phonetic