Eustace Sutherland Campbell Percy, 1st Baron Percy of Newcastle PC , styled Lord Eustace Percy between 1899 and 1953, was a British diplomat, Conservative politician and public servant. He most notably served as President of the Board of Education under Stanley Baldwin between 1924 and 1929.
Percy was born into a noble family he was the seventh son of Henry Percy, 7th Duke of Northumberland, and Lady Edith, daughter of George Campbell, 8th Duke of Argyll. Henry Percy, Earl Percy, and Alan Percy, 8th Duke of Northumberland, were his elder brothers. His uncle, the ninth Duke of Argyll, was married to HRH Princess Louise, daughter of Queen Victoria. A niece later married the sixth Duke of Sutherland. He was educated at Eton and Christ Church, Oxford.
Source: Wikipedia