The hetaireiarches (Greek: ἑταιρειάρχης), sometimes anglicized as Hetaeriarch, was a high-ranking Byzantine officer, in command of the imperial bodyguard, the Hetaireia. In the 9th–10th centuries there appear to have been several hetaireiarchai, each for one of the subdivisions of the Hetaireia, but in later times only the senior of them, the megas hetaireiarches (Greek: μέγας ἑταιρειάρχης) or Great Hetaeriarch survived, eventually becoming simply a high court rank in the 12th–15th centuries.
and each, at least originally, under is respective hetaireiarches. Thus the megas hetaireiarches commanded the 'Great Hetaireia' (μεγάλη ἑταιρεία, megale...
respective hetaireiarches (ἑταιρειάρχης). The senior unit was the 'Great Hetaireia' (μεγάλη ἑταιρεία, megale hetaireia), under the megas hetaireiarches, who...
Emperor Alexios to put his mother to death – by Pterygeonites and the hetaireiarches Constantine Tripsychos.[citation needed] Alexios II was compelled to...
(half of whom were recently hired Alan mercenaries), under the megas hetaireiarches, George Mouzalon, to cross over the Bosporus and relieve the city. At...
Protallagator Domestic of the Walls Vestiarios, deputy of amyriales Hetaireiarches, deputy of megas hetairearches Stratopedarches of the Mourtatoi Stratopedarches...
negotiated by the megas doux Andronikos Kontostephanos and the megas hetaireiarches John Doukas. Greek historian Niketas Choniates compared the preservation...
refused. Instead, according to Niketas, Maria was strangled by the hetaireiarches Constantine Tripsychos and the eunuch Pterygeonites, and buried in an...
Constantinople. There, Eulogios notified the commander of the palace guard (hetaireiarches) Artabasdos about Michael III's death, and advised him to open the gates...
until his death in 931. Christopher was given the position of megas hetaireiarches (commander of the palace guard) in spring 919, after Romanos assumed...
(half of whom were recently hired Alan mercenaries), under the megas hetaireiarches, Giorgios Mouzalon, to cross the Bosporus and relieve the city. The...
officials in charge of military finances and administration, including the hetaireiarches (commander of the foreign imperial guards), the droungarios of the Fleet...
empress Maria imprisoned and then killed, by Pterygeonites and the hetaireiarches Constantine Tripsychos. Alexios II was compelled to acknowledge Andronikos...
following year, Andronikos led an embassy, which included the megas hetaireiarches John Doukas, Alexander, Count of Gravina, and George Sinaites, to the...
horses. They would be divided into three groups: One led by the Megas Hetaireiarches Theodore Mouzalon to fight the Turks near Nicomedia, Another under Michael...
the reins of government. Initially, he was named magistros and megas hetaireiarches, but he moved swiftly to consolidate his position: in April 919 his...
Some authors identify him with a "Doukas Nestongos" who was megas hetaireiarches in 1304, but this is unlikely since the latter post was much junior...
the army and navy in the 14th century. Michael Libadarios was megas hetaireiarches in 1241 at the court of Theodore II in Pegai. A Libadarios who was pinkernes...
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