Аннотация:This article is an attempt to investigate Tuvan ethnic groups living in Mongolia, where they are
national minorities and do not have national-territorial status. Object of research are four large
ethno-local groups of Tuvans, who inhabit different aimags, set at some distance from each other.
These groups are located in Tsengelsum ('district') and Buyantsum of Bayan Olgii. Buyamsum of
Khovd, Tsagaannuursum in Khovsgol and Tsagaan-Uursum, which is also in Khovsgol aimag
though they are set apart from the TsagaannuurTuvans in terms of distance and ethnohistorical
context. The authors focus on their settlement, number and modern ethno-linguistic processes. This
article is based on materials gathered during field-work, which was conducted by the authors
in Mongolia in the 2000-2014s.