According to the World Health Organization, anemia affects more than 40% of pregnant women worldwide. Iron-deficiency anemia is the most common type of anemia, and has been shown to have a direct impact on health and quality of life of both mother and child.Ferritin, and iron binding protein, can be used to assess the body’s stored iron and support diagnosis. This study assessed the prevalence of anemia and iron deficiency amongst pregnant women in the ESE Clinica Maternidad Rafael Calvo, a reference maternity unit in the department of Bolivar, Colombia.