Prince Philip, Duke of Edinburgh chairman of The Duke of Edinburgh's Award for people aged 14 to 24. He is the longest-serving consort of a reigning British monarch and the oldest-ever male member of the British royal family. Philip retired from his royal duties on 2 August 2017, at the age of 96, after having completed 22,219 solo engagements since 1952. Prince Philip of Greece and Denmark was born in Mon Repos on the Greek island of Corfu on 10 June 1921, the only son and fifth and final child of Prince Andrew of Greece and Denmark and Princess Alice of Battenberg. Philip's four elder
Royal Households of the United Kingdom whereas Balmoral Castle and Sandringham House are privately owned and maintained. The unoccupied royal residences (including the Tower of London) are run by the Historic Royal Palaces Agency, which is self-funding. The Royal Household in Scotland includes offices of personal, honorary and state appointments. The Great Officers of the Royal Household are: The Royal Household in Scotland also includes a number of other hereditary and non-hereditary offices: The Keeper of Dumbarton Castle and the Governor of Edinburgh Castle are non-hereditary offices. The Household of the Prince Philip, Duke of Edinburgh provides the administrative support to Prince Philip, Duke of Edinburgh.