ABSTRACT In the Toba Batak tribe community, especially Batak Toba students partuturan marga very important as determining the kinship system. The partuturan also serves as a bridge in the implementation of adat rules of Dalihan Na Tolu in the Toba Batak community. Partuturan marga is considered important for the Toba Batak community is who we are at Dalihan Na Tolu. Partuturan marga with cla…