:: Yes, it is (according to some), but the Church of Jerusalem is not known as the Palestinian Church or Church of Palestine, although it cares for Palestinian Christians and some of its bishops are Palestinians. In Wikipedia, they say : "The exact administrative status of the church (St. Catherine's Monastery) within Eastern Orthodoxy is ambiguous: by some, including the church itself, [http://www.sinaimonastery.com/] it is considered autocephalous, by others an autonomous church under the jurisdiction of the Greek Orthodox Church of Jerusalem." citing: "Ware, Kallistos (Timothy) (1964). "Part I: History". The Orthodox Church. Penguin Books. http://www.fatheralexander.org/booklets/english/history_timothy_ware_1.htm. Retrieved 2007-07-14. Under Introduction Bishop Kallistos says that Sinai is "autocephalous"; under The twentieth century, Greeks and Arabs he states that "There is some disagreement about whether the monastery should be termed an 'autocephalous' or merely an 'autonomous' Church."