Myth is a kind of folklore comprising stories or narratives that hold significant cultural importance within society. The term mythology can refer to either the study of myths or a collection of myths centered on a specific theme. Myths are subject to interpretation through various perspectives and theories, including functionalism, euhemerism, allegory, comparative mythology. Comparative mythology involves the academic comparison of different mythological traditions. Functionalism proposes that myths serve to shape society and social behavior. Euhemerism suggests that myths are distorted accounts of historical events. Prominent mythologies include Jewish mythology, Christian mythology, Islamic mythology, Hindu mythology. This book provides significant information of the discipline of mythology to help develop a good understanding of the subject. Such selected concepts that redefine this area have been presented in it. As this field is emerging at a rapid pace, the contents of this textbook will help the readers understand the subject in detail.