name of the princely family of the former German duchy of Nassau, which, as the House of Orange, has ruled the Netherlands since 1815
- region in W Germany: formerly a duchy
- capital of the Bahamas, on New Providence Island
- A region and former duchy of central Germany north and east of the Main and Rhine Rivers. The region became a duchy in 1806 and was absorbed by Prussia in 1866.
- The capital and largest city of the Bahamas, on the northeast coast of New Providence Island in the Atlantic Ocean east of Miami, Florida. Settled in the 1600s, it was a haven for pirates in the 1700s.