Princess Mary of Great Britain Princess Mary of Great Britain Princess Mary of Great Britain (5 March 1723 – 14 January 1772) was the second-youngest daughter of King George II of Great Britain and his wife Caroline of Ansbach, and Landgravine of Hesse-Kassel as the wife of Landgrave Frederick II. Princess Mary was born at Leicester House, Westminster, London. Her father was the Prince of Wales, later King George II. Her mother was Caroline of Ansbach, daughter of Johann Friedrich, Margrave of Brandenburg-Ansbach. Her father succeeded, as George II, on 11 June 1727, and she became "HRH The Princess Mary". Upon her death in 1737,
Coronation of the British monarch on Christmas Day, possibly in imitation of the Byzantine emperors, and John's was on Ascension Day. Elizabeth I consulted her astrologer, John Dee, before deciding on an auspicious date. The coronations of Charles II in 1661 and Anne in 1702 were on St George's Day, the feast of the patron saint of England. Under the Hanoverian monarchs in the late eighteenth and nineteenth centuries, it was deemed appropriate to extend the waiting period to several months, following a period of mourning for the previous monarch and to allow time for preparation of the ceremony. In the case of every monarch