Date | Commemoration | Type | Anniversary |
| 01.12 | Earthquake at Port-au-Prince (2010) | World Event | 10 years |
| 02.12 | Beheading of 21 Coptic Martyrs in Sirte, Libya (2015) | World Event | 5 years |
| 02.18 | Discovery of Pluto (1930) | World Event | 90 years |
| 02.28 | Closing of the Fourth Council of Constantinople (870) | Ecumenical Council | 1150 years |
| 02.28 | Resignation of Pope Benedict XVI (2013) | Pope | 7 years |
| 03.13 | Election of Pope Francis (2013) | Pope | 7 years |
| 03.19 | Installation of Pope Francis (2013) | Pope | 7 years |
| 03.25 | Encyclical Evangelium vitæ (1995) | Papal Document | 25 years |
| 04.02 | Death of Pope John Paul II (2005) | Pope | 15 years |
| 04.15 | First Apparition of Our Lady of Cuapa (1980) | Marian Apparition | 40 years |
| 04.15 | Fire at the Cathedral of Notre Dame of Paris (2019) | World Event | 1 year |
| 04.16 | Beginning of the Battle of Berlin (1945) | World Event | 75 years |
| 04.18 | Establishment of the Catholic hierarchy in Nigeria, Ghana, Cameroon and Sierra Leone (1950) | Church Event | 70 years |
| 04.19 | Election of Pope Benedict XVI (2005) | Pope | 15 years |
| 04.28 | Death of Benito Mussolini (1945) | Person | 75 years |
| 04.29 | Election of Pope Clement X (1670) | Pope | 350 years |
| 04.30 | Suicide of Adolf Hitler (1945) | World Event | 75 years |
| 05.08 | Birth of Archbishop Fulton Sheen (1895) | Person | 125 years |
| 05.08 | Victory in Europe Day (1945) | World Event | 75 years |
| 05.10 | Founding of the first diocese in Argentina (1570) | Church Event | 450 years |
| 05.18 | Birth of Pope John Paul II (1920) | Pope | 100 years |
| 05.24 | Encyclical Laudato si’ (2015) | Papal Document | 5 years |
| 05.25 | Encyclical Ut unum sint (1995) | Papal Document | 25 years |
| 05.29 | Sacerdotal Ordination of Pope Paul VI (1920) | Pope | 100 years |
| 06.05 | Establishment of the Secretariat on Christian Unity (1960) | Church Event | 60 years |
| 06.25 | Beginning of the Korean War (1950) | World Event | 70 years |
| 06.30 | Establishment of the Pontifical Council for the Promotion of the New Evangelization (2010) | Church Event | 10 years |
| 07.11 | Beginning of the Bosnian Genocide (1995) | World Event | 25 years |
| 07.14 | Apostolic Constitution Quo Primum (1570) | Papal Document | 450 years |
| 07.18 | Declaration of papal infallibility by the First Vatican Council (1870) | Church Event | 150 years |
| 07.27 | Consecration of Poland to the Sacred Heart of Jesus (1920) | Church Event | 100 years |
| 08.06 | Dropping of Atomic Bomb in Hiroshima (1945) | World Event | 75 years |
| 08.09 | Dropping of Atomic Bomb in Nagasaki (1945) | World Event | 75 years |
| 08.17 | Proclamation of Indonesian Independence (1945) | World Event | 75 years |
| 09.02 | End of World War II (1945) | World Event | 75 years |
| 09.02 | Independence Day of Vietnam (1945) | World Event | 75 years |
| 09.04 | Establishment of the Catholic hierarchy in Mozambique (1940) | Church Event | 80 years |
| 10.03 | German Reunification Day (1990) | World Event | 30 years |
| 10.13 | Last Apparition of Our Lady of Cuapa (1980) | Marian Apparition | 40 years |
| 10.20 | Adjournment of the First Vatican Council (1870) | Ecumenical Council | 150 years |
| 10.31 | Terrorist Attack on Syriac Cathedral of Our Lady of Salvation (2010) | World Event | 10 years |
| 11.01 | Definition of the Dogma of the Assumption of the Blessed Virgin Mary (1950) | Church Event | 70 years |
| 11.07 | Dedication of the Basilica of the Holy Family, Barcelona (2010) | Church Event | 10 years |
| 11.11 | First Mass in Chile (1520) | Church Event | 500 years |
| 11.13 | Paris terrorist attacks (2015) | World Event | 5 years |
| 11.24 | Establishment of the Catholic hierarchy in Vietnam (1960) | Church Event | 60 years |
| 12.13 | Opening of the Council of Trent (1545) | Ecumenical Council | 475 years |
| 12.31 | Encyclical Casti connubii (1930) | Papal Document | 90 years |
