We describe the remains of Rhinocerotidae from about 10 Late Miocene localities of Bulgaria, the main ones being Kalimantsi and Hadjidimovo, and the newly discovered site of Strumyani. At least seven species are represented, mostly by cranial elements. A skull is assigned to Chilotherium kiliasi, a species for which a new sub-genus, Eochilotherium, is established. Some fragmentary remains are r...