The article is devoted to the formation of diagnostic competence of future teacherspsychologists. Some aspects of the prerequisites for the formation of diagnostic competence are
considered. Diagnostic competence is characterized as a new environment of human life and a
factor of social change. The concepts related to diagnostic competence are analyzed on the basis of
the analysis of scientific research of foreign, Russian and domestic scientists. Of particular
importance in the education system is the issue of studying the experience of implementing the
diagnostic competence of future educational psychologists . The article analyzes the main
theoretical approaches in scientific research on the issues of diagnostic competence of future
educational psychologists in the context of cultural and national values. An excursion into the
history of the problems of diagnostic competence of future educational psychologists was
conducted . Based on the analysis of scientific studies of Russian and domestic scientists, it was
decided to determine the main methodological approaches to the diagnostic competence of future
educational psychologists. When considering this issue, it is necessary to pay special attention to the
historical, cultural and spiritual values of the ethnic group, along with modern socio-cultural
realities. There is an urgent need for an interdisciplinary study of the problems of diagnostic
competence of future educational psychologists