Where does “Varvara” come from?

Varvara is a Russian female given name derived from Russian Варва́ра, ultimately from an unknown source.

Ancestry of “Varvara”, step by step

Step	Language	Word	Meaning
1	Russian	Варва́ра	—
2	Ancient Greek	βάρβαρος	non-Greek-speaking, foreign; barbaric, brutal,...
3	Proto-Indo-European	balb-	—

Varvara — Etymology, Origin & Word History | Etymology Explorer