Marcus Petronius Mamertinus, possibly known as Sextus Petronius Mamertinus, was a Roman senator originally of the Equestrian order. He served as suffect consul in 150 AD as the colleague of Marcus Cassius Apollinaris.
- Occupation
- politician
- Position held
- praefectus Aegypti, Praetorian prefect, Roman consul
- Citizenship
- Ancient Rome
- Born
- 100
- Died
- 200
