The city of Syracuse, on the island of Sicily southwest of the Italian peninsula, has been besieged repeatedly since its founding as a Greek colony, including the following:

• Before the Common Era, while a Greek colony or Hellenistic state:
  • 415–413 by the Athenians during the Sicilian Expedition
  • 397 by the Carthaginians
  • 343 by Hicetas, the Carthaginians and Timoleon
  • 311–09 by the Carthaginians
  • 278 by the Carthaginians
  • 214–2 by the Roman Republic during the Second Punic War (and subject of film L'Assedio di Siracusa)
• In the Common Era, while a Byzantine province, by the Aghlabids:
  • 827–8
  • 868
  • 877–8