Aim: The rubella is mostly dangerous for pregnant women. Depending on the period of pregnancy, when the infection proceeds, a lot of defects and deficiencies are formed to fetus. A task was put to do screening examination of women of reproductive age, living in Armenia, including pregnant women, in order to find out immunity status of Armenian population to rubella. Methods: Only 2223 women of reproductive age took part in the examination to find immune protein of IgM and IgG classes in blood serum. 2004 women passed screening examination at first group, from those 188 were pregnant women which are the second group. The third group, that consists of 219 women, who have pregnancy complications or have had problems during last pregnancies. The antibodies' titer to the Rubella virus in blood serum was defined by test system Immune Comb Rubella IgG (sensibility -92,6%) and Immune Comb Rubella IgM (sensibility-95,0%) Organics“ Israel. Results: The screening examination showed that 13% women of reproductive age were either infected (primary infection or reinfection) or didn't have enough immunity to rubella virus. The results of laboratory examination of pregnant women with complications of pregnancy (now or in the past) showed that 6,4% of women had proceed rubella either as a result of primary infection or reinfection. Conclusion: It is necessary to realize control over children, whose mothers have preceded rubella in period of pregnancy. This is connected with preventive measures of inborn rubella and consequently, with the birth of healthy children.