Psychology is one of the most interesting and important facts about human being. Psychology is the science of behavior and mind embracing all aspects of conscious and unconscious experience as well as thought. It is an academic discipline and a social science which seeks to understand individuals and groups by establishing general principles and researching specific cases. Psychology of every human being differs from individual to individual and it also differs on the basis of gender of human being. Psychology of a human being can be of two kinds which are known as masculine psychology and feminine psychology. Feminine psychology is an approach to psychology that focuses on issues concerning gender, female human identity, and the issues that women face throughout their lives especially social, economic, and political issues. Moreover, feminine psychology is an approach towards understanding the values, beliefs, and thinking processes of a female individual. Women are considered the most complex types of persons because of their physiological differences from their male counterparts. The focus of this book is to analyze the psychology of women. However, the contents of this book go way beyond from explaining the psychological aspects of a woman’s mind. The book is divided into ten chapters. These chapters focus on each aspect of a day to day to life of every women in this world. The chapters include the structure of the female brain and the aspects of brain which affects the psychology of women. This text also points out the specific differences between the male brain and the female brain. There are also portions of the text that explains the basic biological, physical, and mental differences between a female individual and a male individual. The text of this book will also explain the reasons behind the differences between male and female psychology and provides enough evidence collected from reliable sources to justify the differentiations. The purpose of this book is also to focus on the achievements of women all around the world to inspire more women to thrive towards their goal successfully. On the other hand, the purpose of this book will also identify the obstacles, conflicts and harassments among women of all nationalities, ethnicity and race all around the globe. This book also focuses on the mental health of women and also identifies the severe mental illnesses that women of face in today’s world. The book will also identify the significant changes that have occurred in the field of psychology and feminine psychology over time. Likewise, some prominent psychologists whose theories influenced the field of psychology immensely will be cited and discussed. The information provided here are secondary data, collected from various reliable websites, Wikipedia, Scholarly articles, and research papers. Theories of Sigmund Freud, Karen Horney, and many other prominent psychologists are utilized here to point out the significance of feminine psychology.