Lucius Verus was Roman co-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...

 with Marcus Aurelius, from 161 until his death.
Lucius Verus was the first born son to Avidia Plautia

Avidia Plautia

Avidia Plautia Nigrini or most commonly known as Avidia Plautia , was a well-connected noble Roman woman. She is among the lesser known members of the ruling Nerva–Antonine dynasty of the Roman Empire....

 and Lucius Aelius

Lucius Aelius

Lucius Aelius Caesar became the adopted son and intended successor, of Roman Emperor Hadrian , but never attained the throne....

 Verus Caesar, the first adopted son and heir 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...

 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...

 (76–138). He was born and raised 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...

. Verus had another brother Gaius Avidius Ceionius Commodus and two sisters Ceionia Fabia

Ceionia Fabia

Ceionia Fabia was a noble Roman woman and a member of the ruling Nerva–Antonine dynasty of the Roman Empire.Fabia was the first born daughter to the Roman Senator Lucius Aelius Verus Caesar and Avidia Plautia. Her father from 136-138, was the first adopted heir and successor of the Roman Emperor...

 and Ceionia Plautia

Ceionia Plautia

Ceionia Plautia was a Roman noblewoman and is among the lesser known members of the ruling Nerva–Antonine dynasty of the Roman Empire....

. His maternal grandparents were the Roman Senator Gaius Avidius Nigrinus

Gaius Avidius Nigrinus

Gaius Avidius Nigrinus was a Roman that lived between the 1st and 2nd centuries.Nigrinus’ paternal and maternal ancestors were Romans of the highest political rank. He was the son of an elder Gaius Avidius Nigrinus by an unnamed mother, his brother was the consul Titus Avidius Quietus and his...

 and the unattested noblewoman Ignota Plautia.