George, Duke of Brunswick-Lüneburg, ruled as Prince of Calenberg from 1635. He was a member of the House of Welf, a prominent German noble family. George was part of a cadet branch of the family known

Christian Louis was Duke of Brunswick-Lüneburg. A member of the House of Welf, from 1641 until 1648, he ruled the Principality of Calenberg, a subdivision of the duchy, and, from 1648 until his death,