In the 16th century,35 villages in Sivas borough that their names were told in the tahrir in the same century, were lost at the result of the population of 170 villages in the 1600-1950 years,left those places. The localization of the important part of these villages that were disappeared, can’t be done. The localization and the reason of that these villages were disappeared are an important problem. In this frame, the aim of this paper is to make an addition by person names, make inferences by migration/population actions and also examine the effect of this case to the settlements of the regions.