The protection of personal data is regulated as a fundamental right under Article 20, paragraph 3 of the Constitution. Guidelines regarding erasure, destruction, anonymization, and rectification of personal data have been regulated by Code on The Protection of Personal Data No. 6698. However, other procedures and principles for the erasure, destruction, and anonymization of personal data are laid down through a by-law. Concepts of erasure, destruction, and anonymization of personal data are defined by the Regulation on Erasure, Destruction or Anonymization of Personal Data. Nevertheless, there is a terminological difference between European Union law and Turkish law regarding the erasure of personal data. In this study, the rights to erasure, destruction, anonymization, and rectification of personal data are examined under Code on The Protection of Personal Data No. 6698, other related legislation and European Union law. Lastly, the consequences of not carrying out erasure, destruction, anonymization or rectification of personal data are analyzed.