Where does “Harun” come from?

Harun is the Arabic form هَارُون, derived from Hebrew אהרן, of ultimately uncertain origin and meaning.

Ancestry of “Harun”, step by step

Step	Language	Word	Meaning
1	Arabic	هَارُون	—
2	Hebrew	אַהֲרֹן	—

Harun — Etymology, Origin & Word History | Etymology Explorer