Victorinus iunior was an usurper

Roman usurper

Usurpers are individuals or groups of individuals who obtain and maintain the power or rights of another by force and without legal authority. Usurpation was endemic during roman imperial era, especially from the crisis of the third century onwards, when political instability became the rule.The...

 against 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...

 Aurelian

Aurelian

Aurelian , was Roman Emperor from 270 to 275. During his reign, he defeated the Alamanni after a devastating war. He also defeated the Goths, Vandals, Juthungi, Sarmatians, and Carpi. Aurelian restored the Empire's eastern provinces after his conquest of the Palmyrene Empire in 273. The following...

, according to the Historia Augusta. He is included in the list of the Thirty Tyrants

Thirty Tyrants (Roman)

The Thirty Tyrants were a series of thirty rulers that appear in the Historia Augusta as having ostensibly been pretenders to the throne of the Roman Empire during the reign of the emperor Gallienus....

.

According to the often unreliable list of Thirty Tyrants, the Emperor of the Gallic Empire

Gallic Empire

The Gallic Empire is the modern name for a breakaway realm that existed from 260 to 274. It originated during the Roman Empire's Crisis of the Third Century....

 Victorinus

Victorinus

Marcus Piavonius Victorinus was emperor of the secessionist Gallic Empire from 269 to 271, following the brief reign of Marius. He was murdered by a jealous husband whose wife he tried to seduce.-Reign:...

 had a son called Victorinus who was made augustus

Augustus (honorific)

Augustus , Latin for "majestic," "the increaser," or "venerable", was an Ancient Roman title, which was first held by Gaius Julius Caesar Augustus , and subsequently came to be considered one of the titles of what are now known as the Roman Emperors...

by his father or grandmother (Victoria

Victoria (Roman usurper)

Victoria, also known as Vitruvia, was a leader in the roman breakaway realm Gallic Empire in the late 3rd century. She was the mother of Victorinus, who ruled as Gallic Emperor until his assassination in 271...

) just before Victorinus senior's death, but was himself soon killed by his soldiers.