The Republic of Bioko represents the independence aspirations of the Bubi people, the indigenous inhabitants of Bioko Island in Equatorial Guinea. The Bubi developed highly organised clan structures and land tenure practices that reflected deep ties to the island’s volcanic landscape.

During the colonial era, Spain governed Bioko separately from mainland Rio Muni for much of its history, reinforcing a distinct political identity.  Tensions escalated after independence in 1968, when the new state centralized authority and curtailed Bubi cultural expression. Subsequent decades saw cycles of repression, forced displacement, and demographic transformation as migrants from the mainland settled on the island. These developments deepened Bubi concerns about cultural survival and loss of ancestral land.  In the 1990s and 2000s, diaspora organisations began promoting the idea of a Republic of Bioko. Their platform focuses on cultural preservation, human rights, and political self determination. The movement argues that Bioko’s history as a distinct territory, combined with the marginalisation of the Bubi, supports the case for an autonomous or independent island state.

Although Equatorial Guinea maintains firm control over the island, the concept of a Bioko republic persists in diaspora political discourse. It reflects a broader struggle to protect indigenous identity in a highly centralised state.