Rotaria or Rotariensis was an ancient Roman and Byzantine era bishopric of Numidia, North Africa.
The civitas was predominantly Donatist in Churchmanship. and appears to have been ethnically Roman rather than Berber. It remains today a titular See. The current bishop is Ivan Šaško of Zagreb.
Rotaria, has been identified with Henchir-Loulou, near Renier Algeria, but was in the Roman province of Numidia.
Bishops
References
Rotaria (Diocese) Wikipedia(Text) CC BY-SA