Justinianopolis
Justinianopolis ( Greek "City of Justinian ") is
- the former Byzantine name of today's Tunisian city of Sousse
 - the former Byzantine name of today's Tunisian town Chebba
 - the former Byzantine name of today's Turkish city of Kırşehir
 - the former Byzantine name of today's Turkish city Galata near Istanbul
 - the former Byzantine name of today's Greek city of Kastoria
 - the former Byzantine name of today's Syrian village Burqush (also Burkush)
 - the name of a non-localized Byzantine settlement in the Dropull region in modern day Albania
 
as well as the temporary name of the ancient cities
- Martyropolis (Anatolia)
 - Anazarbos (Cilicia)
 - Koptos (Upper Egypt)
 
Nea Justinianopolis or Justinianopolis Nova was Kyzikos on the Dardanelles.