Pope Fabian, said to have been chosen by the Holy Spirit when a dove landed on his head, began his papacy. Pope Fabian: Pope Fabian was the bishop of Rome and head of the Catholic Church from 10 January 236 until his death on 20 January 250, succeeding Anterus. A dove is said to have descended on his head to mark him as the Holy Spirit's unexpected choice to become the next pope. He was succeeded by Cornelius. January 10, 236. Wiki link