Object of article is the image of national religiousness appearing in numerous concepts from an antiquity and up to now, however remaining actual for researchers, politicians and leaders конфессиональных movements on each period of history. A subject of this article is attempt of the transbaikalian author to consider an image of "national religiousness» in concepts philosophical and scientific concepts devoted to the description of "national religion». In article the maintenance of antique and Christian versions, to the point of view of educators, and also secular concepts of national religiousness which represent comprehensively and complex illumination of the given phenomenon of spiritual culture is short considered. Article result is the conclusion of the author that the variety each other the modern points of view on national religiousness should not put the purpose of rejection achievements of previous stages of development of a science. The important position is promotion of the requirement of studying of concrete social displays of different traditions of "religiousness", instead of attempts of revealing of the general base ideas lying, in their basis. In our opinion national religiousness requires carrying out of constant researches with use of complex techniques of the theoretical analysis, the ethnographic description and sociological interrogation. As shows the spent review, by this time there was a theoretical base for carrying out of such researches.