Where does “Maximus” come from?

Maximus derives from Latin Maximus, the superlative form of Latin magnus meaning "great," from Proto-Italic magnos and ultimately Proto-Indo-European maǵ- or méǵh₂s.

Ancestry of “Maximus”, step by step

Step	Language	Word	Meaning
1	Latin	Maximus	the greatest
2	Proto-Italic	*magisVmos	—

Every word from Proto-Italic *magisVmos →

Maximus — Etymology, Origin & Word History | Etymology Explorer