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 William Henry, Duke of Gloucester and Edinburgh uncle, the Duke of Cumberland; and his paternal aunt (via a proxy marriage), Princess Amelia. He was fourth in the line of succession at birth. His father died in 1751, leaving the Prince's elder brother, Prince George, heir-apparent to the throne. He succeeded as George III on 25 October 1760, and created William Duke of Gloucester and Edinburgh and Earl of Connaught on 19 November 1764. He had been made a Knight of the Garter on 27 May 1762, and invested on 22 September of that year. In 1764 he began to court Maria Walpole, the Dowager Countess of Waldegrave,