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,
Caroline of Ansbach early Georgian era from utter grossness." Although modern historians tend to believe that Hervey, Wilkins and Arkell have overestimated her importance, it is nevertheless probable that Caroline of Ansbach was one of the most influential consorts in British history. Caroline County in the British Colony of Virginia was named in her honour when it was formed in 1727. The royal coat of arms of the United Kingdom are impaled with those of her father, John Frederick, Margrave of Brandenburg-Ansbach. The arms of her father were quarterly of fifteen, 1st, per fess gules and argent, within a bordure counter-changed of the