House of Zähringen the death of Louis of Teck, Patriarch of Aquileia. This ducal title was later granted to Count Francis of Hohenstein (1837–1900), a morganatic son of Duke Alexander of Württemberg, in 1871. Francis' daughter Mary of Teck (1867–1953), as the wife of King George V, was Queen of the United Kingdom and the British Dominions, and Empress of India. House of Zähringen The House of Zähringen is an old German noble family from Swabia, which founded a large number of cities in the area that is today Switzerland and the German state of Baden-Württemberg. The name is derived from Zähringen castle
Princess Mary Adelaide of Cambridge Princess Mary Adelaide of Cambridge Princess Mary Adelaide of Cambridge (Mary Adelaide Wilhelmina Elizabeth; 27 November 1833 – 27 October 1897) was a member of the British royal family, a granddaughter of George III, grandmother of Edward VIII and George VI and great-grandmother of Elizabeth II. She held the title of Duchess of Teck through marriage. Mary Adelaide is remembered as the mother of Queen Mary, the wife of King George V. She was one of the first royals to patronise a wide range of charities. Mary Adelaide was born on 27 November 1833 in Hanover, Germany. Her father was