Marriage laws are an important aspect of the legal system in India, especially in the cases where the marriages break down, which can be due to a variety of reasons. The number of divorces in India are currently around 1.3% and rising rapidly in the new generation, with modernization and its consequent effects. Added to this are cases of separation and other kinds of marriage disputes. Hence, it is useful to be familiar with the marriage laws. In this book, we introduce a few aspects of marriage laws, in a way that can be simple and comprehensible for the readers. We discuss topics such as what makes a marriage valid or invalid, what is Sapinda relationship, Hindu Marriage Act and Special Marriage Act, divorce and separation, grounds for divorce, special laws related to marital disputes such as 498a and Domestic Violence Act. Chapters in the book Chapter 1: What is a Valid Marriage Chapter 2: What Makes a Marriage Invalid Chapter 3: What are the Grounds for Divorce Chapter 4: Aspects of Divorce and Separation Chapter 5: Schizophrenia and Mental Disorders as a Ground for Divorce Chapter 6: Mental Cruelty as a Ground for Divorce Chapter 7: Domicile for matrimonial cases and division of property Chapter 8: 498a and Domestic Violence Act Chapter 9: Conclusion Appendix A: The Hindu Marriage Act 1955