Joannes
Martyrological notice
The historical Roman Martyrology commemorates Joannes on 6 May. The Latin notice identifies the record as apostle. The source places the commemoration at Romae.
Historical martyrology witness · Martyrologium Romanum (Latin historical edition)
Romae sancti Joannis, Apostoli et Evangelistae, ante Portam Latinam; qui, ab Epheso, jussu Domitiani, vinctus Romam est perductus, et, judicante Senatu, ante eamdem portam in olei ferventis dolium missus, exivit inde purior et vegetior quam intravit.