Diocaesarea (disambiguation)
Diocaesarea is a historic name for the town of Sepphoris in Israel.
Diocaesarea or Diocæsarea or Diocaesareia or Diokaisareia (Ancient Greek: Διοκαισάρεια) may also refer to:
- Diocaesarea (Cappadocia), a town of ancient Cappadocia
 - Diocaesarea (Isauria), a town of ancient Cilicia Trachea, and later Isauria
 - Diocaesarea a historic name of Anazarbus, now in Turkey
 - Diocaesarea a historic name of Ceretapa, now in Turkey