Abstract

• Discussion is made to take part of eleven categories: Kinnic clusters in Myanmar, the Kayin in 101 Ethnic Peoples of Traditional Myanmar, the Kayinnic clusters described in Historical Documents, F. Mason-discovered Kayinnic Clusters, 1901 Census-revealed Kayinnic Clusters, 1921Census-revealed Kayinnic Cluster, 1931 Census-revealed the Kayinnic Cluster, Report of Inquiry Commission for the Kayins in 1950, the Kayin Clusters in 135 Ethnic Peoples of Myanmar. Fundamental courses of different clusters involve geographical, social environment, cultural intercourses with mutual-coexisted indigenous ethnics and political condition. Eventually, particular existence is demanded. Ethnic changes in Kayinnic cluster is an important phenomenon when reconsideration on political unanimity for the union-based country.