Marcus Petronius Mamertinus, possibly known as Sextus Petronius Mamertinus (died by 156

156

Year 156 was a leap year starting on Wednesday of the Julian calendar. At the time, it was known as the Year of the Consulship of Silvanus and Augurinus...

) was an African Roman politician who lived in the 2nd century in the Roman Empire

Roman Empire

The Roman Empire was the post-Republican period of the ancient Roman civilization, characterised by an autocratic form of government and large territorial holdings in Europe and around the Mediterranean....

.

Petronius originally came from a wealthy family of Equestrian order, possibly from Egypt. He became a prominent politician during the reign of Roman Emperor

Roman Emperor

The Roman emperor was the ruler of the Roman State during the imperial period . The Romans had no single term for the office although at any given time, a given title was associated with the emperor...

s Hadrian

Hadrian

Hadrian , was Roman Emperor from 117 to 138. He is best known for building Hadrian's Wall, which marked the northern limit of Roman Britain. In Rome, he re-built the Pantheon and constructed the Temple of Venus and Roma. In addition to being emperor, Hadrian was a humanist and was philhellene in...

 (117-138) and Antoninus Pius

Antoninus Pius

Antoninus Pius , also known as Antoninus, was Roman Emperor from 138 to 161. He was a member of the Nerva-Antonine dynasty and the Aurelii. He did not possess the sobriquet "Pius" until after his accession to the throne...

 (138-161). In Egypt from 133-137, he served as Prefect

Prefect

Prefect is a magisterial title of varying definition....

 of Egypt and in 139-143 served as Praetorian prefect

Praetorian prefect

Praetorian prefect was the title of a high office in the Roman Empire. Originating as the commander of the Praetorian Guard, the office gradually acquired extensive legal and administrative functions, with its holders becoming the Emperor's chief aides...

 in Rome

Rome

Rome is the capital of Italy and the country's largest and most populated city and comune, with over 2.7 million residents in . The city is located in the central-western portion of the Italian Peninsula, on the Tiber River within the Lazio region of Italy.Rome's history spans two and a half...

.

Due to his outstanding service, Antoninus Pius him promoted to Senatorial rank

Roman Senate

The Senate of the Roman Republic was a political institution in the ancient Roman Republic, however, it was not an elected body, but one whose members were appointed by the consuls, and later by the censors. After a magistrate served his term in office, it usually was followed with automatic...

. Antoninus Pius awarded Petronius the suffect consulship of 150. Petronius married an unnamed African Roman noblewoman and they had three children: a son Marcus Petronius Sura Mamertinus

Marcus Petronius Sura Mamertinus

Marcus Petronius Sura Mamertinus was a Roman consul that lived in the 2nd century and was one of the sons-in-law of the Roman Emperor Marcus Aurelius....

 who served as consul in 182 whom married Annia Cornificia Faustina Minor

Annia Cornificia Faustina Minor

Annia Cornificia Faustina Minor was a Roman princess and daughter of Roman Emperor Marcus Aurelius and Roman Empress Faustina the Younger. She was sister to Roman Empress Lucilla and Roman Emperor Commodus...

 (one of the daughters of Roman Emperor Marcus Aurelius), Marcus Petronius Sura Septimianus who served as consul in 190 and a daughter who had married the illustrious Roman Senator Marcus Antoninus Antius Lupus.

Sources

• A commentary on the Letters of M. Cornelius Fronto, By Michael Petrus Josephus van den Hout, Marcus Cornelius Fronto 1999
• From Tiberius to the Antonines: a history of the Roman Empire AD 14-192, by Albino Garzetti, 1974
• Articles of Marcus Petronius Sura Mamertinus and Marcus Petronius Sura Septimianus from the German Version of Wikipedia
• http://www.livius.org/fa-fn/faustina/faustina_ii.html