High Quality Content by WIKIPEDIA articles! Francis, Duke of Teck (Francis Paul Charles Louis Alexander; 28 August 1837 – 21 January 1900), was a member of the German nobility, and later of the British Royal Family. He was the father of Queen Mary, the wife of King George V. Francis held the titles of Count of Hohenstein (Graf von Hohenstein) and later Duke of Teck (Herzog von Teck) and was granted the style His Serene Highness in 1863. He was granted the British style of Highness in 1887.