In this master's thesis, the issue of a child's right to establish personal relationships with relatives and other individuals is addressed. As the subject matter is gradually being regulated, this paper will attempt to explain the key concepts and bring closer the problems related to this issue. In the introductory part, it discusses what family is and the role it plays in a child's life. It also mentions the crucial legislative framework that greatly affects the subject matter, such as the Convention on the Rights of the Child, the Convention for the Protection of Human Rights and Fundamental Freedoms, the Charter of Fundamental Rights of the European Union, the Convention on Contact with Children, the Constitution of the Republic of Croatia, and the Family Law. Following that, the personal rights of children are described in more detail, highlighting those closely related to this paper. The next chapter covers the meaning of personal contacts and their realization, as well as restrictions and prohibitions on establishing personal relationships. This is followed by the right to request the establishment of personal relations with a child and a description of the position of the parties in proceedings before the competent non-contentious court. Subsequently, part that relatives have in child's life and relatives recognized by family legislation as having certain rights are highlighted, as well as a comparison with foreign law regarding this issue. In conclusion, the jurisprudence of the European Court of Human Rights is presented. It includes an analysis of cases related to a child's right to establish personal relationships with relatives and the decisions made in similar cases.