Where does “Ἀλέξανδρα” come from?

Ἀλέξανδρα (Ancient Greek) comes from Ancient Greek ἀλέξω, from Ancient Greek ἀνδρός, from Ancient Greek ἀνήρ, from Proto-Hellenic *anḗr — man.

Ἀλέξανδρα (Ancient Greek): Alexandra