St. Lawrence High School is an English and Bengali language Jesuit secondary school for boys in Kolkata, India, which includes boarding facilities. The school was started in 1810 in Baithakhana as an elementary school which later came to be known as St. John Chrysostom School. It was re-founded in January 1937 by Jesuit Fr. Lawrence Rodriques as St. Lawrence High School. Around 2,300 students are enrolled.