|Alt names||Region 5||source: Britannica Book of the Year (1991) p 614|
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Mahaica-Berbice (Region 5) is a region of Guyana, bordering the Atlantic Ocean to the north, the region of East Berbice-Corentyne to the east, the region of Upper Demerara-Berbice to the south and the region of Demerara-Mahaica to the west.
It contains the towns of Rosignol, Fort Wellington, Mahaicony and Helena.
The Mahaica River runs along the region's western border. The Berbice River is the eastern border. The Mahaicony and Abary Rivers run south to north.