1087–1096) was a Byzantine aristocrat and military commander in the reign of Alexios I Komnenos.
[1] He first appears in 1087, during the Pecheneg invasion of the Byzantine Empire's Balkan provinces, when he defeated the invaders in a fierce battle at Koule, for which he and his co-commander Bempetziotes received high honours from Emperor Alexios I.
[2] When Alexios campaigned in person against the Pechenegs in the same summer, Maurokatakalon joined him.
[3] In 1095, Maurokatakalon participated in Alexios' campaign against the Cumans, but in August of the next year, he appears as imperial admiral (doux tou stolou) in the Adriatic Sea, sent to receive the first ships of the First Crusade.
[4] His son, Marianos Maurokatakalon, married a sister of Nikephoros Bryennios the Younger, and likewise served as a military commander on land and at sea.