Ridgeback may refer to:
Companies Ridgeback (brand), a British bicycle brand Ridgeback Resources, a Calgary, Alberta-based private oil exploration and production company Ridgeback Biotherapeutics
Dogs Phu Quoc Ridgeback, a breed from Phu Quoc Island, Vietnam Rhodesian Ridgeback, a breed indigenous to Southern Africa Thai Ridgeback, a breed originating from Thailand
See also Cougar (MRAP), a variant of which is the Ridgback PPV (Protected Patrol Vehicle)