Where does “Achab” come from?

Achab (Latin) comes from Ancient Greek Ἀχαάβ, from Hebrew אַחְאָב — uncle.

Ancestry of “Achab”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	Ἀχαάβ	—
2	Hebrew	אַחְאָב	uncle

Achab — Etymology, Origin & Word History | Etymology Explorer