Diocletianopolis (Palestine) — Wikipedia

Diocletianopolis (Ancient Greek: Διοκλητιανούπολις) was a city near Ascalon. It was given the status of a city under the name Diocletianopolis as part of a Roman policy of urbanization, what had been the territory of Ascalon was divided into three municipal districts, those of Ascalon, Maiumas Ascalon, and Diocletianopolis. Ken Butcher says that what was given the name Diocletianopolis was the port of Ascalon.