Annia may refer to: Annia gens, an ancient Roman clan Any Roman woman of the gens (see for list), including: Paculla Annia, a priestess involved in the suppression of the Bacchanalia in 186 BC Via Annia, a Roman road in Cisalpine Gaul named for a member of the gens Annia Annia (insect), a disused synonym for a genus of praying mantises
