The Sulawesi dwarf kingfisher (Ceyx fallax) is a species of bird in the family Alcedinidae that is endemic to Sulawesi island, Indonesia. The species has numerous common names such as Celebes forest kingfisher, blue-crowned kingfisher, Celebes dwarf-kingfisher, and Celebes pygmy-kingfisher.
Its natural habitat is subtropical or tropical dry forests. It is threatened by habitat loss.