The research examines the Legal Protection of Purchaser of Mortgaged Property in Tanzania, the laws and practices on the protection of purchaser of the mortgaged property. The research comprises five main chapters. Under the first chapter is the general overview. It is the identification of the knowledge gap from existing literature; the research problem; the research objectives, and including research methodologies implored. The second chapter examines conceptual and theoretical framework on Protection of Purchaser of Mortgaged Property in Tanzania: The requirements to observe in the creation of mortgages; the concepts and nature of ownership of an interest in land granted by the laws in Tanzania. The discussion on how are the bona fide purchaser and the Principle of Caveat Emptor. The third chapter examines the legitimate structure prevailing for protection of purchasers of mortgaged property in Tanzania: The extent of protection provided by the Tanzanian laws to the purchaser of the mortgaged property; especially the mother law of the land chapter two and the property law; the Land law Act 1999. The study examines the extent to how the purchaser of the mortgaged property is been protected by legal institutions in particular the courts of law in Tanzania Chapter four presents the main findings: The procedures to be followed before the actual sale of the property. The obligations and rights of the parties under the mortgage, the rights of the purchaser of the mortgaged property, and the challenges hinder the full protection of the purchaser. Lastly, chapter five makes a conclusion and recommendations of the study to the society at large.