71%RatingSave Gender Feminine Usage Finnish Pronounced Pron. /ˈsei.jɑ/ [key·simplify] Meaning & History Derived from Finnish seijas meaning "tranquil, serene". People think this name isRate·Details youthful natural wholesome refined strange serious Name DaysName Days? Finland: December 13 Categories calmness, Finland in the Eurovision Song Contest, invented, isograms, peace, Touhou Project characters