Objective: The aim of the present study was to determine the prevalence of underweight among adolescent of 11-16 years old using the 2007 WHO Child Growth Standards. Methods: This cross-sectional study was undertaken among 1879 school going children (939 boys and 940 girls) from rural area of Bankura District, West Bengal. Body weight (Kg) and height (cm) were measured according to standard procedure. Results: The overall prevalence of underweight was 53.27%. A high prevalence of underweight was found among girls (55.27%) than boys (51.1%). The height frequency of underweight was observed among boys of 12 years (59.39%) and among girls of 13 years (64.33%). Conclusion: It is concluded that underweight is highly persists among the adolescent in rural area especially in girls. Nutritional intervention is necessary to ameliorate their underweight.