This study is a descriptive study that attempts to identify the professional self-concept, self-esteem, self-awareness and interpersonal ability of nursing students, and to identify the factors affecting self-awareness and the mediating effect of interpersonal ability in the process. The subjects of this study were 180 nursing college students at the College of Nursing located in W city, Gangwon-do, and data were collected from April 1 to April 25, 2022. SPSS/WIN 25.0 was used for analysis, and the analysis was performed with subject frequency, mean and standard deviation, t-test and ANOVA, Pearson's correlation coefficient and three-step regression analysis.