David Yonggi Cho (born 14 February 1936) is a South Korean Christian minister. He is cofounder and eternal leader of the Yoido Full Gospel Church (Assemblies of God), the world’s largest congregation, with a claimed membership of 830,000 (as of 2007)
Cho who was raised initially as a Buddhist, converted to Christianity at the age of 17, after a beautiful girl visited him telling him about Jesus Christ, before he was diagnosed with tuberculosis. Sensing God calling him to the ministry, Cho began working as an interpreter for the American evangelist Ken Tize.
In November 1976, Cho founded Church Growth International, an organization dedicated to teaching the principles of evangelism and church growth to pastors all over the world.