The purpose of this study is to explore the role of an elementary innovation school principal in the process of organizing and operating the school curriculum as a curriculum leader. This study was conducted through in-depth interviews with one principal of Innovation Elementary School and three teachers working with the principal. The results of the study are as follows. At the curriculum development stage, the principal established a vision for the school, established educational goals, and shared them with the members. Lastly, the principal established a cooperative system with local communities, related institutions, and parent organizations. In the curriculum implementation, the principal participated in classes to support the operation of the school curriculum, supported teacher learning community activities, and helped increase the professionalism of teachers through collaboration-oriented shared classes. In order to evaluate the curriculum, Rhe principal of the school established a unit school self-evaluation system to manage the quality of the curriculum and worked hard to support low level students. The principal created a culture of consultation through changes in the school space to support the operation of the curriculum, and promoted reorganization and normalization of work centered on the curriculum. Based on this, The characteristics of the leadership of the innovative school principal derived from the above discussions were communication and consultation orientation, practice orientation and school principal, teacher mutual growth orientation. Through these results, this study proposed changes in the method of personal capacity building and supporting education offices for the successful leadership of innovative school principals in the curriculum.