Constantine Arianites (Greek: Κωνσταντῖνος Ἀριανίτης; died 1050) was a Byzantine general active in the Balkans against the Pechenegs.
He was possibly the son or otherwise a relative of David Arianites, a celebrated general under Basil II (r.
The Byzantines managed to defeat and capture the Pechenegs, but instead of exterminating them, they were settled as colonists in the desolate plains of Moesia.
[2] When the Pechenegs rebelled a few years later, Arianites was a senior officer in the army sent under the hetaireiarches Constantine to oppose them.
Due to an ill-advised attack by a part of the Byzantine army, which left their fortified encampment to charge the Pechenegs on open field, the Byzantines suffered a heavy defeat at Basilike Libas near Adrianople: Arianites received a heavy wound by a javelin in the intestines and died two days after the battle, while another senior commander, Michael Dokeianos, was captured and killed by the Pechenegs.