Quintus Petronius Didius Severus was a Roman who lived in the 2nd century. Severus' family was one of the most prominent and significant families in Midolanensis or Mediolanum

Mediolanum

Mediolanum, the ancient Milan, was an important Celtic and then Roman centre of northern Italy. This article charts the history of the city from its settlement by the Insubres around 600 BC, through its conquest by the Romans and its development into a key centre of Western Christianity and capital...

 (modern Milan

Milan

Milan is the second-largest city in Italy and the capital city of the region of Lombardy and of the province of Milan. The city proper has a population of about 1.3 million, while its urban area, roughly coinciding with its administrative province and the bordering Province of Monza and Brianza ,...

, Italy

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

).

Severus was of the gens

Gens

In ancient Rome, a gens , plural gentes, referred to a family, consisting of all those individuals who shared the same nomen and claimed descent from a common ancestor. A branch of a gens was called a stirps . The gens was an important social structure at Rome and throughout Italy during the...

 Didia

Didius

Didius was a nomen of Ancient Rome. The gens Didia was of plebeian status. Notable individuals include:* Titus Didius, Roman politician and general of the 1st century BC....

. His mother was Didia Jucunda, His paternal grandfather Quintus Petronius, son of one Gaius Petronius, was an Insuber

Insubres

The Insubres were a Gaulish population settled in Insubria, in what is now Lombardy . They were the founders of Milan . Though ethnically Celtic at the time of Roman conquest , they were most likely the result of the fusion of pre-existing Ligurian, Celtic and "Italic" population strata with Gaulish...

 or Insubria

Insubria

Insubria is a historical-geographical region which corresponds to the area inhabited in Classical antiquity by the Insubres. Secondarily the name can refer to the Duchy of Milan...

n in the city. His grandfather, father, aunt and Severus himself were born and raised in Midolanensis.

Severus married Aemilia Clara

Aemilia Clara

Aemilia Clara was a Roman woman who lived in the 2nd century. She and her family originally came from the colony of Hadrumetum, Africa .She was most probably the namesake of her mother...

, an African woman from Hadrumetum

Hadrumetum

Hadrumetum was a Phoenician colony that pre-dated Carthage and stood on the site of modern-day Sousse, Tunisia.-Ancient history:...

. Their sons were:

• Didius Proculus, , married, his son was betrothed to his niece Didia Clara
  Didia Clara
  Didia Clara was a daughter and only child to the Roman Emperor Didius Julianus and Empress Manlia Scantilla. She was born and raised in Rome....
  
  .
• Didius Nummius Albinus,
• Marcus Didius Severus Julianus, 137, best known as Didius Julianus
  Didius Julianus
  Didius Julianus , was Roman Emperor for three months during the year 193. He ascended the throne after buying it from the Praetorian Guard, who had assassinated his predecessor Pertinax. This led to the Roman Civil War of 193–197...
  
  , briefly Roman Emperor in 193.

External links

• http://www.roman-empire.net/decline/julianus.html
• http://www.ancientlibrary.com/smith-bio/1761.html