Earl of Harrington land formerly belonging to Kensington Palace: Harrington House remained in the family until the First World War. It is currently home to the Russian Embassy. Serena Armstrong-Jones, Countess of Snowdon, wife of the Earl of Snowdon, nephew of Queen Elizabeth II, and member of the extended British Royal Family, is the daughter of the 12th Earl of Harrington. The heir apparent is the present holder's son William Henry Leicester Stanhope, Viscount Petersham (b. 1967).<br> The heir apparent's heir apparent is his son the Hon. Augustus Stanhope (b. 2005). Earl of Harrington Earl of Harrington is a title in the Peerage
Earl of Birkenhead of Northampton, at the same time as he was given the earldom. The three peerages, like the earldom, were in the Peerage of the United Kingdom. Viscount Furneaux was used as the courtesy title by the heir apparent to the earldom; the title of this viscountcy derived from the maiden name of Lord Birkenhead's wife. He was succeeded by his only son, the second Earl. He was also a Conservative politician and held minor office under Neville Chamberlain and Winston Churchill. However, Lord Birkenhead is best remembered as a biographer. He was succeeded by his only son, the third Earl.