'''Pope''' (from Greek παπας πάππας ''papaspappas'', father) <ref>{{cite web|url=http://education.yahoo.com/reference/dictionary/entry/pope |title=American Heritage Dictionary of the English Language |publisher=Education.yahoo.com |accessdate=11 August 2010}}</ref> is the primary designation of the official title of each of the primary heads (''on earth'') of four Christian Churches<ref>[https://www.quora.com/How-many-popes-are-there How Many Popes Are There? (quora.com)]</ref> who exercise [[patriarch]]al primacy:
*The Pope and Ecumenical Patriarch of the [[Catholic Church]] and Patriarch of the West
*The Pope of the Greek [[Orthodox Church]] of Alexandria and Patriarch of All-Africa (Calcedonian)<ref>[https://orthodoxwiki.org/Church_of_Alexandria Church of Alexandria (orthodoxwiki.org)]</ref>