Abstract RESEARCH OBJECTIVE: The purpose of this article is to present arguments against the admissibility of adoption of a child by a homosexual person in light of the best interests of the child principle in accordance with its understanding in Polish family law. It has to be emphasized that the article presents solely subjective author’s interpretation of Polish legal provisions regulating the institution of adoption. THE RESEARCH PROBLEM AND METHODS: Since Polish legislator has not explicitly accepted or prohibited the adoption of a child by a homosexual person, the question of the admissibility of adoption of a child by such a person is raised in light of the principles of family law in force in Poland. There has been applied the m...