Oio Region

Oio is a region in Guinea-Bissau. The regional capital is Farim.
As of the 2009 census, 224,644 people lived there. It has an area of .
Geography.
The region borders Senegal to the north, the Guinea-Bissauan regions of Bafatá, Bissau and Biombo to the east, the Rio Geba/Guinea-Bissauan region of Quinara to the south and the Guinea-Bissauan region of Cacheu to the west.