The Greek Orthodox Church of Alexandria is headed by a patriarch.

The Melkites went on the constitute what is known today as the Greek Orthodox Church of Alexandria.

Early on, they were centered on the Russian government's and the Russian Church's support for the Greek Orthodox Church of Alexandria.

The Greek Patriarch of Alexandria and all Africa leads the Greek Orthodox Church of Alexandria.

An other witness is the lost manuscript of the library of the Greek Orthodox Church of Alexandria, copied in 1585-6 by Patriarch Meletius Pegas.

The Patriarchate of Alexandria (Greek Orthodox Church of Alexandria and Coptic Orthodox Church of Alexandria) claims to have been founded by Saint Mark.

Dionysius later became Bishop of Alexandria (Pope of the church that became the Coptic Orthodox Church and the Greek Orthodox Church of Alexandria) in 248 succeeding a deceased Heraclas.

The use of the Liturgy of Saint Mark by the Greek Orthodox Church of Alexandria was blamed by the Patriarch of Antioch and canonist Theodore Balsamon at the beginning of the 13th century.

What is now known as the Coptic Orthodox Church is the native Egyptian patriarchal faction of Alexandria that rejected Chalcedon, whereas the Greek Orthodox Church of Alexandria is composed of those who accepted Chalcedon.

However, around the time of the Second World War, the African churches were cut off from the American and in the post-war period had drifted far enough way to request and come under the omophorion of the Greek Orthodox Church of Alexandria.

The Greek Orthodox Syro-Lebanese experienced conflict trying to establish their own churches under their native Antiochian denomination, and became under the jurisdiction of the Greek Orthodox Church of Alexandria, which was mainly run by an ethnic Greek clergy.

Although it retained the title "Pentapolis", the ecclesiastic province actually included all of the Cyrenaica, and not just the five cities and Pentapolis remains included in the title of both Popes of the Coptic Orthodox Church and the Greek Orthodox Church of Alexandria.

The small portion of the Church at Alexandria that followed Chalcedonian Christology, being loyal to the emperor at Constantinople (New Rome), has long used Greek as its liturgical language, and it became subsumed under Constantinope as the Greek Orthodox Church of Alexandria.