A cranial implant designed to fill a cranial defect of the skull of a mammal or a human, wherein the cranial implant is made of biocompatible ceramic and includes an implant body having a shape and size substantially matching the shape and size of the cranial defect to be filled, wherein the implant body includes an outer face facing outside the skull and an inner face facing inside the skull when the implant disposed on the skull, characterized in that the implant includes one or more reinforcing members protruding from the inner face of the implant body. A method of manufacturing the cranial implant is also described.