History of Science and Engineering Annotation << Back National Scientific School on Differential Geometry of the XX Century Ignatushina I.V. This article describes some of the main points in the development of differential geometry in Russia in the twentieth century, and tells about those scientists who played an important role in this process. Are characterized by scientific directions of the domestic differential-geometric schools that emerged in the twentieth century. Special attention is paid to the founders of each of these schools, their scientific and pedagogical activity on differential geometry. Keywords: differential geometry; the history of mathematics and mathematical education in Russia. Contacts: Е-mail: streleec@yandex.ru Pp. 03-08.