Don Bosco School Liluah, or DBL, is an all-boys, English medium school located in Liluah, near the city of Kolkata, India. It operates under the Council for the Indian School Certificate Examinations and takes students from the lower kindergarten through grade twelve. The school was established in 1937, and is run by the Salesians of Don Bosco S.D.B. which is a minority institution within the Catholic Church. The patron saint of the school is St. John Bosco, popularly known as Don Bosco. The motto of the school is "Virtus et Labor".