Pope John XI was born in 910.
Pope Benedict XI died in 1304.
Pope Gregory XI died on 1378-03-27.
Pope Innocent XI died on August 12, 1689 at the age of 78.
Pope Leo XI died on April 27, 1605 at the age of 69.
Pope Clement XI died on March 19, 1721 at the age of 71.
St. John Bosco Beatification : June 2, 1929 ( by Pope Pius XI ) canonization : April 1, 1934 ( by Pope Pius XI )
Saint John Vianney was canonized by Pope Pius XI on May 31, 1925.
Patriarch John XI of Constantinople died in 1297.
Pope Pius XII followed Pius XI.
John Paul II was preceded by Pope John Paul I who was preceded by Pope Paul XI.
There has never been a Pope Paul XI.