Where does “Galina” come from?

Galina comes from Russian Гали́на, derived from Ancient Greek γαλήνη meaning calm or tranquility.

Ancestry of “Galina”, step by step

Step	Language	Word	Meaning
1	Russian	Гали́на	—
2	Ancient Greek	γαλήνη	calm, stillness of wind or sea; galena, lead...
3	Proto-Indo-European	ǵelh₂-	—