Abstract: Exclusive breastfeeding (EBF) is regarded as a fruitful way to provide balanced nutrition, better growth, and development of the infant, prevent stunting as well as protect from infectious and chronic diseases. Thus, aim of the study is to assess knowledge, attitude and factors associated on EBF practices among mother in garment factories of Bangladesh. The study was a cross sectional study and conducted from September 2022 to February 2023 in randomly selected several Garments factories situated in Dhaka division of Bangladesh. Data was collected face-to-face interview from garments factories by using simple random sampling process. Chi-square test and multiple logistic regression models were used to explore the association.