The article presents the results of theoretic and empirical investigations of ethnic and civil identity in representatives of various ethnic groups. The study was carried out on the proportionately selected sample consisting of representatives of the Russian, Kazakh, and Armenian ethnic groups from the city of Saratov, Saratov region (n = 32, males and females; aged 16–17). Application of the psychodiagnostic toolset: «Who am I?» questionnaire by Manfred Kuhn and Thomas McPartland, «Who are we?» questionnaire by V. A. Yadov, «Types of ethnic identity» by G. U.