Basil Lekapenos (Greek: Βασίλειος Λεκαπηνός, romanized: Basíleios Lekapēnós; c. 925 – c. 985), also called the Parakoimomenos (ὁ παρακοιμώμενος) or the Nothos (ὁ Νόθος, "the Bastard"),[1] was an illegitimate child of the Byzantine emperor Romanos I Lekapenos. He served as the parakoimomenos and chief minister of the Byzantine Empire for most of the period 947 to 985, under emperors Constantine VII (his brother-in-law), Romanos II (his nephew), Nikephoros II Phokas, John I Tzimiskes, and Basil II (his great nephew).