Mokissos or Mokisos () or Mokison (Μωκισόν) was a town of ancient Cappadocia. The Romans called the city Mocisus or Mocissus, and Mocisum, and after the city was rebuilt by the Byzantine Emperor Justinian (527-565), it was renamed Justinianopolis (Ἰουστινιανούπολις).
Mokissos or Mokisos () or Mokison (Μωκισόν) was an ancient town in Cappadocia. The Romans referred to the city as Mocisus or Mocissus, and after it was rebuilt by Byzantine Emperor Justinian (527-565), it was renamed Justinianopolis (Ἰουστινιανούπολις).