The present study aims to explore the social structure which prevails in the early Sumi society. It attempts to identify those structures which form a society. It also attempts to find out the roles and functions of each class in Sumi society. The society which has neither caste nor class-based distinction yet there was division seen among the people based on their profession. This led to a need for historical study on the social structure of early Sumi Naga society

Keywords : Social Structure, Society, Division, Profession, Historical Study