Ostia

Ostia may refer to:

• Ostia (Rome), a municipio (also called Ostia Lido or Lido di Ostia) of Rome on the Tyrrhenian Sea coast
• Ostia Antica, a township and port of ancient Rome
• Ostia Antica (district), a district of the commune of Rome
• Bishop of Ostia
• Ostia (film), a 1970 Italian comedy film directed by Sergio Citti
• A song by Sepultura from their Dante XXI, album
• A song by Coil from their Horse Rotorvator, album
• A fictional region of the country Lycia in Fire Emblem
• A fictional city in the Magic World in Negima
• The plural form of ostium, an anatomical term meaning a small opening
  • The plural form of ostium (sponges), a pore present in sponges
• Alberic of Ostia (1080–1148)
• Asterius of Ostia (died 223)
• Hugo of Ostia (died 1158)
• Leo of Ostia (1046–1110s)
• Quiriacus of Ostia (died 235)
• Theobald of Ostia (died 1188)
• Aurea of Ostia
• Baths at Ostia
• Battle of Ostia
• Ostia Mare
• Ostia Synagogue