The article deals with the potential rights implementation assessment for the Karelians, the Vepsians, and the Finns - indigenous minorities and ethnic (national) minorities in the Republic of Karelia. The purpose of the article is to form an observational passport of the indigenous small-numbered peoples of the Republic of Karelia (i.e., the Vepsians, the Karelians, and the Finns), which would record the varying degrees of satisfaction of the indigenous small-numbered population of the Republic with the results of the policy pursued. The subject of this article is the peculiarities of the potential rights implementation Karelians, Vepsians, and Finns - indigenous peoples and ethnic (national) minorities of Karelia. As part of the study, a tool was developed to assess the potential rights implementation in the Republic of Karelia - an observational passport of indigenous peoples. The presented material is based on the results of a survey organized in the fall of 2017 in all municipalities of the Republic of K