Author: Akshay Pathak National Law Institute University (NLIU) The legitimacy of Hindu child after the enactment of The Hindu Marriage act,1955, is completely depends upon the validity of marriage according to the provision enshrined under the Act. Prior to the enactment of The Hindu Marriage Act,1955, there was no restriction as to the second marriage of Hindu residing in India but as the Hindu Marriage Act came into the existence in 1956, it makes the Bigamy illegal for a Hindu according to the section 17. LEGITIMATE AND ILLEGITIMATE CHILD: - Under the Hindu law, if a marriage fulfilled the conditions laid down in section 5 and section 7 of the Hindu Marriage act,1955, it is considered as a valid marriage and a child borne out of it would be legitimate child. The legitimacy of child may come in question in following cases: - 1. Either he is borne out of void Hindu marriage 2. Or voidable Hindu marriage 3. Borne out of extramarital or premarital affair The legitimacy of chil