Prince Philip, Duke of Edinburgh a British prince in 1957. Prince Philip and Queen Elizabeth II have four children: Prince Charles, Princess Anne, Prince Andrew, and Prince Edward. Through a British Order in Council issued in 1960, descendants of Philip and Elizabeth not bearing royal styles and titles can use the surname Mountbatten-Windsor, which has also been used by some members of the royal family who do hold titles, such as Prince Andrew, Princess Anne and Prince Edward. A keen sports enthusiast, Philip helped develop the equestrian event of carriage driving. He is a patron, president or member of over 780 organisations and serves as
Prince Wilhelm, Duke of Södermanland Russian tsar, Nicholas II and of Prince Philip, Duke of Edinburgh. The couple had only one son: Prince Lennart, Duke of Småland and later Count of Wisborg (1909–2004). The marriage was unhappy. Their son, Lennart, later wrote an autobiography in which he revealed several details of the Swedish royal family. The autobiography tells of how Maria, like her aunt and namesake the duchess of Saxe-Coburg and Gotha, felt that she had married beneath herself in marrying a younger son of the king of Sweden, and this caused problems of ego between the couple. Maria insisted that the servants address her