Objective: Identify the prevalence and factors associated with breastfeeding within one hour of birth. Method: This is a cross- sectional study conducted between March and July 2018 with 655 postpartum women in Lagarto, Sergipe, Brazil. The chi- square test and prevalence ratios were used in the analysis. Results: Prevalence of breastfeeding within one hour of birth was 45.5%, and higher among women who planned...