Alexios II Komnenos or Alexius II Comnenus (10 September 1169 – 24 September 1183, Constantinople), Byzantine emperor (1180–1183), is the son of Emperor Manuel I Komnenos and Maria, daughter of Raymond, prince of Antioch.
He is the long-awaited male heir, and is named Alexios as a fulfillment of the AIMA prophecy.