Justiniana Prima (Latin: Iustiniana Prima, Serbian: Јустинијана Прима/Justinijana Prima or Царичин Град/Caričin Grad) was a Byzantine city that existed from 535 to 615, and currently an archaeological site, near today's Lebane, Leskovac district in southern Serbia. It was founded by Emperor Justinian I and served as the seat of an Archbishopric that had jurisdiction of the Central Balkans.