Barbara of Nicomedia
- categories: female , martyress , virgin
- date of birth: ?
- date of death: around 305
- beatification: non-existence
- canonization: non-existence
- other Roman Martyrology days: 04.12.
- other memorial days: non-existence
- order: non-existence
- order founder: non-existence
- forenames: Barbara
- surnames: non-existence
- epithets: non-existence