Pope Zacharias of Alexandria was the Coptic

Coptic Christianity

The Coptic Orthodox Church of Alexandria is the official name for the largest Christian church in Egypt and the Middle East. The Church belongs to the Oriental Orthodox family of churches, which has been a distinct church body since the Council of Chalcedon in AD 451, when it took a different...

 Pope of Alexandria and Patriarch of the See of St. Mark

Patriarch of Alexandria

The Patriarch of Alexandria is the Archbishop of Alexandria and Cairo, Egypt. Historically, this office has included the designation of Pope , and did so earlier than that of the Bishop of Rome...

 from 1004 to 1032. He is commemorated in the Coptic Synaxarion on the 13th day of Hathor.

According to Abu al-Makarim

Abu al-Makarim

Al-Mu'taman Abu al-Makarim Sa'd Allah Jirjis ibn Mas'ud was a priest of the Coptic Orthodox Church in Egypt living in the thirteenth century. Abu al-Makarim is best known as the author of a famous work entitled History of Churches and Monasteries...

, writing in the last quarter of the twelfth century, Zacharias was the last Patriarch of Alexandria to send letters to the rulers of Nubia

Nubia

Nubia is a region along the Nile river, which is located in northern Sudan and southern Egypt.There were a number of small Nubian kingdoms throughout the Middle Ages, the last of which collapsed in 1504, when Nubia became divided between Egypt and the Sennar sultanate resulting in the Arabization...

 and Ethiopia

Ethiopia

Ethiopia , officially known as the Federal Democratic Republic of Ethiopia, is a country located in the Horn of Africa. It is the second-most populous nation in Africa, with over 82 million inhabitants, and the tenth-largest by area, occupying 1,100,000 km2...

, having been forbidden to do so by the Fatimid

Fatimid

The Fatimid Islamic Caliphate or al-Fāṭimiyyūn was a Berber Shia Muslim caliphate first centered in Tunisia and later in Egypt that ruled over varying areas of the Maghreb, Sudan, Sicily, the Levant, and Hijaz from 5 January 909 to 1171.The caliphate was ruled by the Fatimids, who established the...

 Caliph Al-Hakim bi-Amr Allah

Al-Hakim bi-Amr Allah

Abu ‘Ali Mansur Tāriqu l-Ḥākim, called Al-Hakim bi Amr al-Lāh , was the sixth Fatimid caliph and 16th Ismaili imam .- History :...

. Nevertheless, if the Caliph or his vizier received a letter from either ruler, it remained the duty of the Patriarch to write a reply.

Pope Zacharias was buried in Saint Mary Church (Babylon Al-Darag) in Coptic Cairo

Coptic Cairo

Coptic Cairo is a part of Old Cairo which encompasses the Babylon Fortress, the Coptic Museum, the Hanging Church, the Greek Church of St. George and many other Coptic churches and historical sites. It is believed that the Holy Family visited this area and stayed at the site of Saints Sergius and...

.