Rupert Mayer
- categories: vir , presbyter
- date of birth: 23.01.1876
- date of death: 01.11.1945
- beatification: 03.05.1987 (ceremonially)
- canonization: non-existence
- other Roman Martyrology days: 01.11.
- other memorial days: non-existence
- order: sj
- order founder: non-existence
- forenames: Rupertus
- surnames: Mayer
- epithets: non-existence