Alibijaban is a small island located off the southeastern coast of Bondoc Peninsula in the island of Luzon. It belongs administratively to the municipality of San Andres, Quezon province, and is coterminous with the barangay of the same name. With a population of 1,738 inhabitants in 2020, it is the smallest of seven barangays in San Andres. The island is known for its pristine mangrove forest and coral reefs. It is also visited for its white sandy beaches and rich bird life.