"Suomalaisten runojen religios" is an outstanding work of the Finnish scholar Kaarle Krohn, where he explores the connection between Ukrainian folk runes and religious ideas. The author describes the religious and mythological ideas of the Finnish people, revealing the deep symbolic connections that are displaced in the runes. The book is a significant source for the study of ethnomusicology and cultural studies of Finland. In "Suomalaisten runojen religiosa" Kaarle Krohn demonstrates an apt analytical approach to the study of folk beliefs and rituals, which sheds new light on the religious heritage of the Finnish people.