Abstract: The author of the article considers the civil law nature of personal data, focusing on their qualification in the context of the object of civil legal relations. The boundary of distinction between private and public law in the context of processing and protection of personal data is also drawn. The purpose of this study is to determine the place of personal data in civil law, including civil legislation, as well as to determine to what type of object of civil legal relations should be attributed such legal phenomenon as personal data. The novelty of this article lies in the author's proposed concept of a comprehensive legal regulation of processing and protection of personal data. In addition, the author brings for discussion the issue of the possibility of introducing a new object of civil legal relations, which expands the existing legal tools for the settlement of issues related to personal data. While writing the article such methods were used as: theoretical-predictive, formal-legal, system-structural and method of legal modeling. In the conclusion the author of the article states the necessity of fixing personal data in civil legal relations. The introduction of such an object as personal data into civil law is an important step in modern society, due to the accurate and effective regulation of their circulation and protection. The inclusion of this aspect creates a basis for judicial application and resolution of disputes related to the use of personal data in civil relations. In addition, it contributes to the protection of the rights of data subjects and ensures transparency and predictability of their legal regime. Thus, the need to qualify personal data in civil law not only corresponds to modern trends in the development of society, but also contributes to its sustainable functioning in the digital economy.