Where does “Herostratus” come from?

Herostratus (Latin) comes from Ancient Greek Ἡρόστρατος, from Ancient Greek στρατός, from Proto-Hellenic *strətós.

Ancestry of “Herostratus”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	Ἡρόστρατος	—
2	Ancient Greek	στρατός	army, military force
3	Proto-Hellenic	*strətós	—

Herostratus — Etymology, Origin & Word History | Etymology Explorer