Mater Dei School is a Christian Minority school for girls situated at Tilak Lane, New Delhi.The school majorly focuses on comprehensive and individualized development of the youth, giving special attention to areas like moral, spiritual, intellectual, social, and physical development. The school was established by Franciscan Missionaries of Mary in 1956. It is a CBSE affiliated school. The school is operated by the society of Franciscan Sisters Of Mary, New Delhi. Sr. Stella Joseph is the Principal of the school. The motto of the school is "to love through truth". The school caters classes from Nursery to 12th standard.