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
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