Where does “Александар” come from?

Александар (Macedonian) comes from Old Church Slavonic Алеѯандръ, from Ancient Greek Ἀλέξανδρος, from Ancient Greek ἀλέξω, from Ancient Greek ἀνδρός, from Ancient Greek ἀνήρ, from Proto-Hellenic *anḗr — man.

Ancestry of “Александар”, step by step

Step	Language	Word	Meaning
1	Old Church Slavonic	Алеѯандръ	—
2	Ancient Greek	Ἀλέξανδρος	Alexander
3	Ancient Greek	ἀλέξω	to keep off, turn aside; to guard, protect,...
4	Ancient Greek	ἀνδρός	genitive singular of ἀνήρ; man; of man
5	Ancient Greek	ἀνήρ	man; husband; human being, as opposed to a god
6	Proto-Hellenic	*anḗr	man

Every word from Proto-Hellenic *anḗr →Every word from Ancient Greek ἀνήρ →Every word from Ancient Greek ἀνδρός →