TheAlumni (past pupils) of St. Mary’s is affiliated to the world body of Don Bosco Past Pupil’s Federation. As a result, the Alumni is now governed by a new set of norms / rules and regulations as per the world body of the Salesians. At present, the Alumni unit has 1000 life members. Its Head Office is at St. Mary’s School premises and its activities are monitored by an Executive Committee.

The Past Pupils Day is celebrated every year on Oct 2nd and all past pupils are cordially invited to renew their acquaintances with the staff and their colleagues.