Where does “Iohn” come from?

Iohn (Middle English) comes from Old French Jehan, from Latin Johannes, from Ancient Greek Ἰωάννης, from Hebrew יוחנן, from Hebrew חנון, from Moroccan Arabic خنونة, from Arabic خُنَّة.

Ancestry of “Iohn”, step by step

Step	Language	Word	Meaning
1	Old French	Jehan	John
2	Latin	Johannes	John
3	Ancient Greek	Ἰωάννης	—
4	Hebrew	יוחנן	Yahweh is gracious
5	Hebrew	חנון	gracious, merciful, compassionate; passive...
6	Moroccan Arabic	خنونة	mucus, snot
7	Arabic	خُنَّة	—

Every word from Arabic خُنَّة →Every word from Moroccan Arabic خنونة →Every word from Hebrew חנון →