The monograph is dedicated to one of the main classes of Dagestan feudal society - the class of feudal lords, its estate groups and feudal land ownership in the 18th - first half of the 19th centuries. This is the first monographic work devoted to this problem. In the monograph, based on the analysis and generalization of all available sources and literature, as well as the use of the works of predecessors, all estate groups of the class of feudal lords and forms of feudal land ownership were studied widely and in detail, covering all regions of Dagestan.