Prince Philip, Duke of Edinburgh (born Prince Philip of Greece and Denmark, 10 June 1921, is the husband of Elizabeth II. He is the United Kingdom's longest-serving consort and the oldest serving spouse of a reigning British monarch. Member of the Danish-German House of Schleswig-Holstein-Sonderburg-Glücksburg, Prince Philip was born into the Greek royal family, but his family was exiled from Greece when he was a child.