future reflection on the university library in cuba requires of a historic analysis. though several research works have studied the information activity in the country, university libraries have not been given a particular attention on this issue. applying the historic and logic method, the evolution of the cuban university library is presented. to determine the features of that evolution some items have been taken into account such as, collection, personnel, services, functioning and research work. all of this has enabled the author to identify three main stages: emerging (1846-1959), extensive development (1960-1989) and technological development (1990- up to the present). each stage is characterized including those fundamental aspects from the university development which have influenced its evolution.