The House of Hanover (or the Hanoverians ; ) is a German royal dynasty which has ruled the Duchy of Brunswick-Lüneburg , the Kingdom of Hanover, the Kingdom of Great Britain, the Kingdom of Ireland and the United Kingdom of Great Britain and Ireland. It succeeded the House of Stuart as monarchs of Great Britain and Ireland in 1714 and held that office until the death of Queen Victoria in 1901. They are sometimes referred to as the House of Brunswick and Lüneburg, Hanover line.