The Palace of Boukoleon (Greek: ) or Bucoleon was one of the Byzantine palaces in Constantinople (present-day Istanbul in Turkey.) The palace is located on the shore of the Sea of Marmara, to the south of the Hippodrome and east of the Little Hagia Sophia.

Romanos I Lekapenos (Greek: Ρωμανός Λεκαπηνός; c. 870 – 15 June 948), Latinized as Romanus I Lecapenus, was a Byzantine-Armenian naval admiral who became Byzantine emperor and reigned from December 919 until his deposition on December 944.