St. John's College is a school in Panadura, Sri Lanka, that was founded in 1876.

[1] In 1876 it received land and endowments from Wasala Mudliyar Susew de Soysa (1809–1881) as well as Sir Charles Henry de Soysa and was named 'St.

John's College' by the Anglican Bishop of Colombo, Reginald Stephen Copleston.

It was ceremonially opened by the Governor William Henry Gregory on 14 June 1876 (along with the Prince of Wales' College, Moratuwa).

[2] In 1882, the headmaster, Cyril Arnold Jansz, was appointed as the first principal by the Bishop of Colombo of the Anglican church, at the request of the people of Panadura and has rendered an immense service for the upliftment of the school.