John of God (disambiguation)

John of God (1495–1550) was a Portuguese Catholic saint.

John of God, St John of God, or John of God's may also refer to
 * João Teixeira de Faria (born 1942), Brazilian self-proclaimed medium and psychic surgeon
 * Brothers Hospitallers of Saint John of God, Catholic religious institute addressing poverty and mental illness
 * St John of God Hospital (disambiguation)