Quintus Haterius Antoninus or known as Antoninus was a Roman who lived in the 1st century. He was the only child to Domitia Lepida the Elder and consul Decimus Haterius Agrippa

Decimus Haterius Agrippa

Decimus or Didius Haterius Agrippa was the son of the orator and senator Quintus Haterius. He was tribune of the plebs in 15 and vetoed proposals; was praetor in 17, consul in 22, and later senator. Agrippa at one time strongly urged the emperor Tiberius to nominate a limited amount of political...

.

His paternal grandfather was the influential orator and senator Quintus Haterius

Quintus Haterius

Though we do not know his place of birth, Quintus Haterius was born into a senatorial family around 65 BC. This date is uncertain because we only know the approximate year of his death, and his approximate age at the time...

. His maternal grandparents were consul Lucius Domitius Ahenobarbus and Antonia Major

Antonia Major

Antonia Major , also known as Antonia the Elder, was a daughter of Mark Antony and Octavia Minor and a relative of the first Roman Emperors of the Julio-Claudian dynasty...

. Antonia was a daughter of Triumvir Mark Antony

Mark Antony

Marcus Antonius , known in English as Mark Antony, was a Roman politician and general. As a military commander and administrator, he was an important supporter and loyal friend of his mother's cousin Julius Caesar...

 and Octavia Minor

Octavia Minor

Octavia the Younger , also known as Octavia Minor or simply Octavia, was the sister of the first Roman Emperor, Augustus , half-sister of Octavia the Elder, and fourth wife of Mark Antony...

, sister of Emperor Augustus

Augustus

Augustus ;23 September 63 BC – 19 August AD 14) is considered the first emperor of the Roman Empire, which he ruled alone from 27 BC until his death in 14 AD.The dates of his rule are contemporary dates; Augustus lived under two calendars, the Roman Republican until 45 BC, and the Julian...

.

Antoninus was a first cousin of Empress Valeria Messalina, consul Marcus Valerius Messala Corvinus, consul Faustus Cornelius Sulla Felix

Faustus Cornelius Sulla Felix

Faustus Cornelius Sulla Felix was one of the lesser known figures of the Julio-Claudian dynasty of ancient Rome. His grandmother was Antonia Major, the niece of Emperor Augustus by her husband Lucius Domitius Ahenobarbus . His mother was Domitia Lepida, a great niece of Emperor Augustus and...

 and Emperor Nero

Nero

Nero , was Roman Emperor from 54 to 68, and the last in the Julio-Claudian dynasty. Nero was adopted by his great-uncle Claudius to become his heir and successor, and succeeded to the throne in 54 following Claudius' death....

 and a second cousin to Emperor Caligula

Caligula

Caligula , also known as Gaius, was Roman Emperor from 37 AD to 41 AD. Caligula was a member of the house of rulers conventionally known as the Julio-Claudian dynasty. Caligula's father Germanicus, the nephew and adopted son of Emperor Tiberius, was a very successful general and one of Rome's most...

 and Emperor Claudius

Claudius

Claudius , was Roman Emperor from 41 to 54. A member of the Julio-Claudian dynasty, he was the son of Drusus and Antonia Minor. He was born at Lugdunum in Gaul and was the first Roman Emperor to be born outside Italy...

. He was among the two male descendants of Antony to carry a form of the name Antonius. The other descendant of Antony's who carried a form of his name Antonius was King Polemon II of Pontus whose birth name was Marcus Antonius Polemon Pythodoros.

Antoninus was consul in 53. By 57-58, he had as a senator had squandered his inheritance through extravagances. According to Seneca the Younger

Seneca the Younger

Lucius Annaeus Seneca was a Roman Stoic philosopher, statesman, dramatist, and in one work humorist, of the Silver Age of Latin literature. He was tutor and later advisor to emperor Nero...

, he was considered by some as a professional legacy hunter.

Sources

• Tacitus
  Tacitus
  Publius Cornelius Tacitus was a senator and a historian of the Roman Empire. The surviving portions of his two major works—the Annals and the Histories—examine the reigns of the Roman Emperors Tiberius, Claudius, Nero and those who reigned in the Year of the Four Emperors...
  
  - Annals of Imperial Rome
• http://www.ancientlibrary.com/smith-bio/1469.html