The object of the research was the subjective experience of loneliness and character accentuation in students. The subject of the study is the relationship between the subjective experience of loneliness and character accentuations in students. The master's thesis consists of a manual, three chapters, a bibliography (81 sources) and annexes that include blank techniques. The volume of the master's thesis is 107 pages, which contain 6 figures and 15 tables. The introduction reveals the relevance of the research problem, the elaboration of the problematics, the goal and objectives of the research are set, the object and object of research are determined, hypotheses are formulated and research methods are indicated. The first chapter is devoted to the analysis of loneliness as a socio-psychological phenomenon. Sections on the concept, basic approaches to the study and types of loneliness are presented. Conclusions for the first chapter presents the results of the study of loneliness as a socio-psychological problem. The second chapter includes a theoretical analysis of the accentuated character type. The sections of the chapters include a theoretical analysis of the phenomenon and types of character accentuations, as well as substantiation of hypotheses - the relationship between the experience of loneliness and character accentuation in students. The conclusions of the second chapter reflect the results of the theoretical analysis of character accentuations. The third chapter is devoted to the empirical part of the study. It contains a description of the organization and methods of the study and the results obtained by all the methods used: the differential questionnaire of the experience of loneliness by E.N. Osin and D.A. Leontiev, a questionnaire for determining the type of loneliness S.G. Korchagina, the Shmishek questionnaire. Also in the presented correlation and comparative analysis of research results. The findings in Chapter 3 include the main findings of the empirical study. In the conclusion, the results of the theoretical and empirical parts of the work are presented in a generalized form, as well as conclusions on the hypotheses put forward, the substantiated practical significance of the study and possible prospects for the further development of this problem.