This research is intended to study the prevalence of herpes simplex type 1 and 2(HSV1- HSV2) and characteristics of pregnant women that infections . It also aims to discuss the extent of pregnant women's infection especially with type 2. This sample of study includes 581 patients with an average age of 14-44. By applying ELISA method to serum samples of herpes simplex type 1 and 2 taken from patients, antibodies were detected(IgG- IgM) The results showed that the prevalence rate of herpes simplex virus type I and II is 15% depending on the method of ELISA.