Meaning A girl's name of Finnish origin, it means "strong man of God." Origin of Helli Finnish , Scandinavian +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Helli Similar Names Hella Sohvi Helmi Henriikka Kerrttu Mijam Hannah Elizabet Gabriella Synnove Magnhild Year by Year Popularity of Helli