Joannes Calybita
Martyrological notice
The historical Roman Martyrology commemorates Joannes Calybita on 15 January. The source places the commemoration at Constantinopoli.
Historical martyrology witness · Martyrologium Romanum (Latin historical edition)
Constantinopoli sancti Joannis Calybitae, qui aliquandiu in angulo domus paternae, deinde in tugurio, ignotus parentibus, habitavit; a quibus in morte agnitus, miraculis claruit. Ipsius corpus postea Romam translatum, et in Insulae Tiberinae Ecclesia, in ejus honorem erecta, collocatum est.