Across the world, Фианна (Fianna 
, Фианна 
) is a rare principally feminine, but very infrequently boy's first name. The first name Фианна is characteristic of the United States, where it is a very rare predominantly girly, but very seldom boy's name, and Indonesia, where it is a very rare feminine name. Much less frequently, Фианна is the last name as well as the forename.