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The term Frank in eastern Mediterranean countries was used, in various vernacular forms, to denote the Crusaders and their descendants, and the American surname may also be an Americanized form of such a form.English, Dutch, German, etc.: from the personal name Frank, in origin an ethnic name for a Frank.
ROBERTS. The name Roberts in Ireland is usually of immigrant origin having been introduced into the country by settlers from England, Scotland and Wales. When found in Ulster Province it is sometimes found in the form MacRoberts.