Petrus Chrysologus
- categories: vir , confessor , episcopus , doctor Ecclesiae
- date of birth: around 380
- date of death: around 450
- beatification: non-existence
- canonization: non-existence
- other Roman Martyrology days: 30.07., 31.07., 02.12., 04.12.
- other memorial days: non-existence
- order: non-existence
- order founder: non-existence
- forenames: Petrus
- surnames: non-existence
- epithets: Chrysologus