Marcus Aemilius Scaurus was the son of Marcus Aemilius Scaurus

Marcus Aemilius Scaurus (praetor 56 BC)

Marcus Aemilius Scaurus was a Roman politician of the 1st century BC and son of Marcus Aemilius Scaurus and Caecilia Metella Dalmatica.Scaurus lost his father when he was very young, but his education was insured by several other family friends...

 (Praetor 56 BC) and Mucia Tertia

Mucia Tertia

Mucia Tertia was a Roman matrona who lived in the 1st century BC. She was the daughter of Quintus Mucius Scaevola, the pontifex maximus, consul in 95 BC. Her mother was a Licinia that divorced her father to marry Quintus Caecilius Metellus Nepos, in a scandal mentioned by several sources...

, former wife of Pompey the Great. Sextus Pompey was his half brother.

He accompanied Sextus to Asia after the defeat of his fleet in Sicily by Octavian's general Marcus Agrippa. In 35 BC, he betrayed his brother to Marcus Antonius's generals.

After the Battle of Actium

Battle of Actium

The Battle of Actium was the decisive confrontation of the Final War of the Roman Republic. It was fought between the forces of Octavian and the combined forces of Mark Antony and Cleopatra VII. The battle took place on 2 September 31 BC, on the Ionian Sea near the city of Actium, at the Roman...

 he fell into the hands of Octavian but was able to escape death thanks to the intercession of his mother, Mucia.

Marcus Aemilius had a son, Mamercus

Mamercus Aemilius Scaurus

Mamercus Aemilius Scaurus was a Roman rhetorician, poet and senator, son of Marcus Aemilius Scaurus. He was a member of the senate in 14 AD at the time of Tiberius' accession to the throne.He first married Aemilia Lepida. Later he married Sextia...

, who distinguished himself as a poet and orator.