Was the Name 'Marcion' Developed From the Specifically Egyptian Greek Way of Rendering the Latin Name 'Marcus'?

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And when one searches for the name 'Marcion' the only results which come up are found in Egypt:

This name is attested 9 time(s) in papyri (Sort order: chronological):
	Text [Sort...]	Name	Date [Sort...]	Place	Full Text
	SB 3 6124, 1	Μαρκίων	BC 332 - AD 699?	Egypt
	SB 1 4604, 3	Μαρκίων		Aethiopia - Talmis (Kalabsha)
	P. Col. 10 250, 10	Μαρκίονος Διογένους	AD 43 Apr 5	00a - Philadelpheia (Gharabet el-Gerza)
	P. Oslo 2 31, 5	Μαρκίωνος	AD 138 - 161?	Egypt
	P. Oslo 2 31, 30	Μαρκίωνος	AD 138 - 161?	Egypt
	P. Ross. Georg. 2 18, 125	Μαρκίωνος	AD 139 Dec 28 - 140 Jan 26	00 - Arsinoites (Fayum)
	P. Ross. Georg. 2 18, 141	Μαρκίωνος	AD 139 Dec 28 - 140 Jan 26	00 - Arsinoites (Fayum)
	P. Oxy. 12 1534 descr., 12	Μαρκίωνος	AD 200 - 225	U19 - Oxyrynchites
	SB 6 9201, 7	Λόγγου Μαρκίωνος Λούππου	AD 203 Jan 25	U19 - Oxyrynchos (Bahnasa)

I am starting to think that the Church Fathers latched on to the name 'Marcion' because it was a typically Egyptian way of referencing the name 'Mark.'  Philostorgius makes reference to a number of terms typical of Alexandrian Greek (i.e. 'baukalis' = a wine jug).  Maybe Marcion was another ...