Mary, Princess Royal and Countess of Harewood Mary, Princess Royal and Countess of Harewood Mary, Princess Royal and Countess of Harewood (Victoria Alexandra Alice Mary; 25 April 1897 – 28 March 1965) was a member of the British royal family. She was the third child and only daughter of King George V and Queen Mary and was born during the reign of Queen Victoria, her great-grandmother. Mary was the paternal aunt of the current British monarch, Queen Elizabeth II. Her education started at home. World War I brought Mary out of seclusion as she launched a charity campaign to support British troops and sailors. She eventually became
Duke of Teck European countries. On 16 July 1917, Francis's eldest son, Adolphus, was created Marquess of Cambridge, Earl of Eltham, and Viscount Northallerton in the peerage of the United Kingdom. His elder son took the courtesy title, Earl of Eltham. His younger children became "Lord/Lady (Christian Name) Cambridge", as children of a marquess. Adolphus's younger brother Prince Alexander of Teck, who had married Princess Alice of Albany in 1904, was simultaneously created Earl of Athlone. Their son Prince Rupert of Teck (1907-1928), who also took the surname of Cambridge and became Viscount Trematon, was one of the descendants of Queen Victoria who