Mona
Martyrological notice
The historical Roman Martyrology commemorates Mona on 12 October. The Latin notice identifies the record as bishop. The source places the commemoration at Mediolani.
Historical martyrology witness · Martyrologium Romanum (Latin historical edition)
Mediolani sancti Monae Episcopi, qui, cum de Episcopo eligendo ageretur, caelesti lumine circumfusus, eo signo mirabiliter in Pontificem illius Ecclesiae est assumptus.