The list of Popes in order from our first Pope, St. Peter, to our current, Pope Benedict XVI, complete with photos. Pope John Paul II was one of the most influential leaders of the 20th century. As the head of the Roman Catholic Church and the Bishop of Rome, it is the Pope's duty to spread the gospel of Jesus from the Vatican and interpret God's will so Catholics may enter the Kingdom of Heaven. This list of all Popes is ordered chronologically but can also be sorted alphabetically, just click on the name. Many Popes, especially the earlier ones in this Papal timeline, achieved sainthood and are revered to this day.