In this paper, empirical markers of opinion leaders of young people in social networks are highlighted. For this, the opinions of 1,084 adolescents aged 11-20 years were analyzed. The opinion leaders among adolescents of different age groups and opinion leaders, familiar with all age groups, are highlighted. The socio-demographic and biographical characteristics of the selected opinion leaders, the content they offer, and the features of interaction with their audience are analyzed. Finally, empirical markers for determining the opinion leaders of young people in social networks are highlighted.