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
Subsidiary title Lord Maltravers. Subsidiary title A subsidiary title is an hereditary title held by a royal or a noble but which is not regularly used to identify that person, due to their concurrent holding of a greater title. For example, the Duke of Norfolk is also the Earl of Arundel, the Earl of Surrey, the Earl of Norfolk, the Baron Beaumont, the Baron Maltravers, the Baron FitzAlan, the Baron Clun, the Baron Oswaldestre, and the Baron Howard of Glossop. In day-to-day practice, the individual who holds all of these titles would be referred to only by his most senior title –