The Gambela Region, also spelled Gambella, and officially the Gambela Peoples' Region (Amharic: ጋምቤላ ሕዝቦች ክልል), is a regional state in western Ethiopia. Previously known as Region 12, its capital and largest city is Gambela. It is bordered by the Oromia Region to the east, the South West Ethiopia Region to the south, and the country of South Sudan to the west.
Gambela is situated between the Baro and Akobo Rivers, with its western part including the Openo River. It covers an area of approximately 29,783 square kilometers with a population of 525,000 inhabitants, making it one of Ethiopia's smallest regions and one of its least populous. Gambela is home to a diverse population which includes the Anuak, Nuer, and other indigenous groups collectively referred to as the Majang Komo and Opo.
