Legal protection of the child who did underage marriages, according to law no. 23/2002 concerning about child protection in Bangli district, Bali province. Many child marriages happen to occur in suburban and rural areas. As a minor, child can not make the protection for their self, then it is necessary that the protection for minor held by parents and as well the government and the state. This thesis writing is a normative research which are based on statute approach. Legal protection of the child who has done the underage marriage is regulated on law no. 23/2002 chapter 2 concerning about child protection. The legal
protection given that the child gets his rights as a child.