A descriptive cross sectional study was conducted place in Dhaka Medical College Hospital, Dhaka, during the period of July 2010 to December 2010. The study is about ‘Breast-feeding Pattern in Postnatal’ and a total number of 100 mothers were surveyed during study. Large number of 91% of the mother has the breast feeding knowledge about beneficial effects of colostrums service holder age group between the mothers argued about giving of water during hot weather. About 72% of upper-class mother has the knowledge that breast feeding is beneficial for the baby. Majority of the mother have fair knowledge about duration of breast feeding and 50% of their education in SSC in the middle class.