Surnames of European origin

thumb|upright|alt=Elizabeth in crown and robes next to her husband in military uniform|Coronation portrait of Elizabeth II and Philip, thumb|upright|Coat of arms of Prince Philip, Duke of Edinburgh Mountbatten-Windsor is the family surname available to and used by descendants of Queen Elizabeth II and Prince Philip, Duke of Edinburgh, when a surname is required. Generally, those who are entitled to, and use, the royal style HRH Prince or Princess have no need for a surname. A surname may become needed, for example to register a marriage, and for non-royal children. Mountbatten-Windsor combine