article: List of popes by length of reign
links: Standard Pope Marcellus II Pope Urban VIII Pope Theodore II Pope Benedict V Pope Sylvester I Saint Peter Pope Leo I Pope Sisinnius Pope Pius III Pope Adrian I English language Pope Pius IX Pope Pius VII Organization Pope Leo XI Pope Leo XIII Pope Pius VI Pope John Paul I Pope Boniface VI Pope Damasus II Holy See Catholic Church Pope John Paul II Pope Alexander III Pope Celestine IV Pope Urban VII