The gens Atria was a Roman

Ancient Rome

Ancient Rome was a thriving civilization that grew on the Italian Peninsula as early as the 8th century BC. Located along the Mediterranean Sea and centered on the city of Rome, it expanded to one of the largest empires in the ancient world....

 family, known primarily from two individuals who flourished during the middle years of the 1st century BC.

Quintus Atrius was a lieutenant of Caesar

Julius Caesar

Gaius Julius Caesar was a Roman general and statesman and a distinguished writer of Latin prose. He played a critical role in the gradual transformation of the Roman Republic into the Roman Empire....

 during his second expedition

Caesar's invasions of Britain

In his Gallic Wars, Julius Caesar invaded Britain twice, in 55 and 54 BC. The first invasion, made late in summer, was either intended as a full invasion or a reconnaissance-in-force expedition...

 into Britannia in 54 BC, who was left on the coast to take care of the ships, while Caesar himself marched into the interior of the country.

Publius Atrius was an eques, who belonged to Pompeius'

Pompey

Gnaeus Pompeius Magnus, also known as Pompey or Pompey the Great , was a military and political leader of the late Roman Republic...

 party, and was taken prisoner by Caesar in Africa

Africa Province

The Roman province of Africa was established after the Romans defeated Carthage in the Third Punic War. It roughly comprised the territory of present-day northern Tunisia, and the small Mediterranean coast of modern-day western Libya along the Syrtis Minor...

in 47 BC, but his life was spared.