In this study, it was investigated whether adolescents' developmental guidance needs predicted by their interpersonal problem-solving skills. Adolescents' Determination of Developmental Guidance Needs Scale, Interpersonal Problem Solving Skills Scale, and Personal Information Form used as data collection tools. The sample group of the study consists of 1002 high school students. While obtaining the findings of the study, correlational analysis, and multiple linear regression analysis performed. Adolescents' interpersonal problem-solving skills predicted 18.8% of their developmental guidance needs. It is concluded that adolescents' interpersonal problem-solving skills predict their developmental guidance needs.