The study is Intended to clarify the ideologies and principles applied to the formative expression of church architecture which is contained both the God and human. After modern times, from the result of study of modern architectural movement, all of architectural ideology have not been developed with the church architecture. Some of architectural concept have been the foundation of modern church architecture. Among them, focusing the area which is developed the form of the church architecture wish the regional architectural expression -America, Northern Europe and Latin America - the expressional characteristics have derived that the church architecture have specific characteristics by the analysis of the characteristics from the influence of the regionalism. After all, regionalism-church architecture which describes recognized and behavioral organism and recognize the kind of the regional tradition and show regionalized formation shows the expressional characteristics of modern church architecture.