Bioko Sur

 ( Provinces Of Equatorial Guinea ) 

Bioko Sur ( Spanish language for "South Bioko") is a province of Equatorial Guinea. Its capital is Luba. It occupies the southern part of the island of Bioko, the remainder of which is part of Bioko Norte. The province is sub-divided into 2 districts - Luba in the west of the island (with 26,331 inhabitants in 2015) and Riaba in the east (with 8,343 inhabitants in 2015).

Part of the Parque Nacional del Pico Basilé, created in 2000, is in Bioko Sur.