St. John's College, Colombo (Sinhala : ශාන්ත ජෝන් විද්‍යාලය) is a Government school for boys which is hosted by Western Provincial Council.

In here about 1,100+ students are studying.[when?]

This school was established on 16 January 1939 by Rev.

Maurice John Legoc.

The first principal was B. Wean Sander.