 House of Este

The House of Este (, , ) was an Italian princely family, linked with several contemporary royal dynasties, including the House of Habsburg and the British royal family.The elder, German branch of the House of Este, known as the Younger House of Welf, included dukes of Bavaria and Brunswick-Lüneburg and produced Britain's Hanoverian monarchs, as well as one Emperor of Russia (Ivan VI) and one Holy Roman Emperor (Otto IV).