Hilarionis
Martyrological notice
The historical Roman Martyrology commemorates Hilarionis on 21 October. The Latin notice identifies the record as abbot. The source places the commemoration at In Cypro.
Historical martyrology witness · Martyrologium Romanum (Latin historical edition)
In Cypro natalis sancti Hilarionis Abbatis, cujus vitam, virtutibus atque miraculis plenam, sanctus Hieronymus scripsit.