Across the world, Gaina (Gaina 
, Гаина 
, Гайна 
) is quite a common gender-neutral given name. The forename Gaina is characteristic of Romania, where it is quite a rare epicene name, the Democratic Republic of the Congo, where it is a rare feminine name, and India, where it is a rare epicene name. Likewise, Gaina is the last name as well as the forename.