John Colet (January 1467 – September 10, 1519) is an English churchman and educational pioneer.

Colet is an English scholar, Renaissance humanist, theologian, member of the Worshipful Company of Mercers, and Dean of St. Paul's Cathedral, London.

Colet wants people to see the scripture as their guide through life.

Furthermore, he wants to restore theology and rejuvenate Christianity.

Colet is an important early leader of Christian humanism, as he links humanism and reform.

John Colet is a friend of Erasmus, a key figure in Christian humanism.