The Diocese of Aquensis in Byzacena is a home suppressed and titular see of the Roman Catholic Church. The diocese was centered on Aquensis a civitas of the Roman province of Byzacena, which is tentatively identified with El Hamma in modern Tunisia. Mesnage, attributes two bishops: * Gennaro, who took part at the Council of Cabarsussi in 393, made up of bishops Maximianus, Donatist sect; * Crescente, that Victor of Vita, in his history of the persecution of the Vandals, calls metropolitanus Aquitanae civitatis'. Crescente name appears in the Roman martyrology on 28 November.