Antius may refer to a number of people or things:
*
Antiu, a people of
ancient Egypt
*
Antia (gens)
The gens Antia was a minor plebeian family at ancient Rome. The Antii emerged at the end of the second century BC, and were of little importance during the Republic, but they continued into the third century, obtaining the consulship in AD 94 a ...
, a family of ancient Romans with the name Antius
{{disambig