The main aim of the paper is to present the demographic situation of countries, which are members of the Visegrad Group, and how big was the infl uence of political transformation on it, after the United States of Soviet Russia’s collapse in 1991. To analyze this, there were used data from Central Statistical Offi ce of all V4 countries. Demographic situation is very important part of policy, which is often neglected by authorities. It is necessary to undertake some actions, to stop depopulation process not only in V4 countries, but also in all Europe. Political transformation is not only factor, which determines that situation – it is the second demographic transition theory, which had impact on people’s perception on building the family. Our future and future of our “successors” – sons, daughters, granddaughters and grandsons depends on stable demographic situation – it is worth to discuss about this problems.