Aelia may refer to:
*
''Aelia'' (bug), an insect genus in the tribe
Aelini of the sub family
Pentatominae
*
Aelia (gens), a plebeian family at Rome, which flourished from the fifth century BC until at least the third century AD, a period of nearly eight hundred years
*
Aelia Capitolina, a Roman colony in Jerusalem
{{disambiguation