| Year | Month | Day | Event |
|---|---|---|---|
| 314 | Jan | 31 | Pope Sylvester I Succeeds Pope Miltiades |
| 640 | Dec | 24 | Pope John IV Is Elected |
| 687 | Jun | 26 | Pope Benedict II Chosen |
| 687 | Dec | 15 | Pope Sergius I Is Elected |
| 715 | May | 19 | Pope Gregory II Is Elected |
| 1009 | Jul | 31 | 142nd Pope Appointed |
| 1124 | Dec | 21 | Pope Honorius II Is Elected |
| 1159 | Sep | 07 | Pope Alexander III Chosen |
| 1271 | Sep | 08 | John XXI Chosen As Pope |
| 1412 | Jan | 16 | Papacy Appoints Medici Family As Banker |
| 1484 | Aug | 29 | Pope Innocent VIII Succeeds Pope Sixtus IV |
| 1503 | Nov | 01 | Pope Julius II Is Elected |
| 1559 | Dec | 25 | Pope Pius IV Is Elected |
| 1562 | Jan | 18 | Pius IV Reopens Council Of Trent |
| 1566 | Jan | 07 | Pope Pius V Is Elected |
| 1591 | Oct | 29 | Pope Innocent IX Is Elected |
| 1621 | Feb | 09 | Gregory XV Elected Pope By Acclamation |
| 1939 | Mar | 02 | Eugenio Pacelli Elected Pope Named Pius XII |
| 1950 | Nov | 01 | Pope Pius XII Claims Papal Infallibility |
| 1958 | Oct | 28 | John XXIII Is Elected Pope |
| 1978 | Oct | 22 | Papal Inauguration Of Pope John Paul II |