Background: The worldwide prevalence of anaemia among adolescents is high and even higher in developing countries. The burden of anaemia is a major contributor for low birth weight, lowered resistance to infection, poor cognitive and motor development, weakness, fatigue, difficulty in concentrating and lower productivity. India had reported high prevalence of anaemia among adolescent girls, which is apparently higher when compared with the other developing nations. Objectives: To study the clinical profile of anaemia among Adolescent (13-19 years) girl students and to determine the factors associated with anaemia in Adolescent girl students like socio – demographic factors, prevalence of anaemia and clinical profile.