This document provides a list of 16 common reasons for unsuccessful marriages from an Islamic perspective. Some of the key reasons listed include lack of honesty between partners, concealing defects, differences in habits and traditions between partners, lack of patience and rushing to change partners, not properly understanding the Islamic foundations of marriage, and not following Islamic guidelines for intimacy between partners. The document aims to provide a quick overview of important reasons for unsuccessful marriages in order to help partners avoid these issues and have a successful marriage.