George William was the first Welf Duke of Lauenburg after its occupation in 1689. From 1648 to 1665, he was the ruler of the Principality of Calenberg as an appanage from his eldest brother, Christian Louis, Prince of Luneburg. When he inherited Luneburg on the latter's death in 1665, he gave Calenberg to his younger brother, John Frederick.
- Occupation
- military officer
- Citizenship
- Germany
- Born
- January 26, 1624, 1624
- Died
- August 28, 1705, 1705