Ostia \o-stia, os-tia\ as a girl's name. Place name: the original port for the city of Rome, now displaced inland due to silt deposited by the Tiber.

Baby names that sound like Ostia are Jesscia and Jessicia. Other similar baby names are Cytia, Hestia, Osana, Oratia, Osaka, Osma and Bastia.