Adoption is the process of adopting someone or something by someone else. The English term for adoption is like the once commonly used word adoption and is closely related to the selection and acceptance of a particular phenomenon that may represent a human being, rules, or some other phenomenon. the term adoption refers to the acceptance and care of a child by adult individuals who are not his biological parents. There are two main types of adoption, domestic adoption, and international adoption. Adoption brings significant changes in the dynamics of marital and family relationships and is often accompanied by initial disagreement of parents in the parental role, questioning their own parenting competencies and specific reactions of the environment, which often contain various myths and prejudices about adoption. The purpose of this paper is to explain the challenges of difficulties and problems of parents in adopting a child in the Republic of Croatia, how they deal with these challenges and the specific needs of adoptive parents and adoptees, which cannot be met without adequate help and cooperation of the environment and various institutions. Adoptive parents expect and receive information, education and support from their families and from other adoptive parents, is associations dealing with parenting and adoption, and least of all from institutions. This is partly due to the lack of trust in the content education of professionals in institutions on adoption.