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
Louis of Teck that elected Amadeus VIII of Savoy as antipope. He died at Basel in July 1439. <br> Louis of Teck Louis of Teck (Italian: "Ludovico di Teck"; died July 1439) was a German prelate, who was Patriarch of Aquileia from 1412 until his death. He was elected as patriarch with the help of King Sigismund. During the war with the Republic of Venice which broke out in 1411, he sided for Sigismund, a decision which eventually led to the dissolution of the Aquileian temporal power. In 1418, while most of the Hungarians' units were fighting the Ottoman Turks in the Balkans,