Dionysopolis (Ancient Greek: Διονυσόπολις) may refer to:

  • Dionysupolis, a city in ancient Thrace, now in Bulgaria (a Black Sea coastal town named Balchik)
  • Dionysiopolis, a city in ancient Phrygia, now in Turkey
  • Dionysopolis Indiae, a city in ancient India inter Gangem, now in Afghanistan