Alexandri
Martyrological notice
The historical Roman Martyrology commemorates Alexandri on 11 August. The Latin notice identifies the record as bishop. The source places the commemoration at Comanae, in Ponto.
Historical martyrology witness · Martyrologium Romanum (Latin historical edition)
Comanae, in Ponto, sancti Alexandri Episcopi, cognomento Carbonarii, qui, ex philosopho disertissimo eminentem Christianae humilitatis scientiam adeptus, et a sancto Gregorio Thaumaturgo in thronum illius Ecclesiae sublimatus, non solum praedicatione, sed etiam consummato per ignem martyrio fuit illustris.