Sykai

{{Short description|Ancient suburb of Byzantium}}

{{for|the town of ancient Cilicia|Syca}}

Sycae (Greek: Συκαί), later known as Justinianae (Ίουστινιάναι) and Justinianopolis (Ίουστινιανούπολις), was a town of ancient Thrace, a suburb of Byzantium-Constantinople, that was inhabited during the Roman and Byzantine empires.{{Cite web |title=Galata (Pera) |url=https://www.thebyzantinelegacy.com/galata |access-date=2022-04-12 |website=The Byzantine Legacy |language=en}}

Its site is located near the neighborhood of Galata in Karaköy, East Thrace (European Turkey).{{Cite Barrington|53}}{{Cite DARE|31512}}