This article focuses on the interaction between Russian princes and nomadic Cumans (Qipčaqs, Polovcians). The starting point of the work are names and family ties of individual Cumans captured in the oldest Russian chronicles which represent "minimum quanta" of the historical information. These "Russian" names are the most important indicator of the cross-dynastic interaction, contacts between Russia and the nomadic world. In our paper we have sought to demonstrate that the cause of the appearance of Russian names in this environment is a cross-dynastic, intergenic anthroponymic communication, a desire to consolidate the alliance with the Russian princes, but not a conversion of the male representatives of the Cuman elite. The set of "Russian" names used by Cumans allows us to determine the circle of their "anthroponymical donors" among the Rurikids and identify a number of rules and laws on which this communication in the language of names was carried out., Anna Litvina, Fjodor Uspenskij; překlad Jitka Komendová., and Obsahuje poznámky pod čarou