Where does “Herostratus” come from?

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

Ancestry of “Herostratus”, step by step

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