Date | Commemoration | Type | Anniversary |
| 01.21 | Lifting of excommunication for 4 Bishops of SSPX (2009) | Church Event | 10 years |
| 01.23 | Founding of Liechtenstein (1719) | World Event | 300 years |
| 02.02 | First Apparition of Our Lady of Good Event in Quito (1594) | Marian Apparition | 425 years |
| 02.02 | Death of Pope Clement XIII (1769) | Pope | 250 years |
| 02.10 | Death of Pope Pius XI (1939) | Pope | 80 years |
| 02.11 | Signing of the Lateran Treaty, Establishment of the State of Vatican City (1929) | Church Event | 90 years |
| 02.15 | Destruction of the Abbey of Monte Cassino (1944) | Church Event | 75 years |
| 02.28 | Resignation of Pope Benedict XVI (2013) | Pope | 6 years |
| 03.02 | Election of Pope Pius XII (1939) | Pope | 80 years |
| 03.12 | Coronation of Pope Pius XII (1939) | Pope | 80 years |
| 03.13 | Election of Pope Francis (2013) | Pope | 6 years |
| 03.14 | Establishment of the Catholic hierarchy in Namibia (1994) | Church Event | 25 years |
| 03.19 | Installation of Pope Francis (2013) | Pope | 6 years |
| 03.25 | Consecration of Russia and the world to the Immaculate Heart of Mary (1984) | Church Event | 35 years |
| 04.07 | Beginning of the Rwandan Genocide (1994) | World Event | 25 years |
| 04.11 | Establishment of the International Theological Commission (1969) | Church Event | 50 years |
| 04.25 | Establishment of the Catholic hierarchy in Malawi and Zambia (1959) | Church Event | 60 years |
| 05.02 | Death of Leonardo da Vinci (1519) | Person | 500 years |
| 05.04 | May Fourth Movement in Beijing 北京 (1919) | World Event | 100 years |
| 05.08 | Establishment of the Sacred Congregation for the Causes of Saints (1969) | Church Event | 50 years |
| 05.19 | Election of Pope Clement XIV (1769) | Pope | 250 years |
| 06.04 | Tiananmen Square Massacre (1989) | World Event | 30 years |
| 06.06 | D-Day (1944) | World Event | 75 years |
| 06.28 | Signing of the Treaty of Versailles (1919) | World Event | 100 years |
| 06.29 | Encyclical Caritas in Veritate (2009) | Papal Document | 10 years |
| 07.16 | Founding of the first of the 21 missions in California (1769) | Church Event | 250 years |
| 07.20 | First Man on the Moon (1969) | World Event | 50 years |
| 07.29 | Death of Pope Urban VIII (1644) | Pope | 375 years |
| 09.01 | Beginning of World War II (1939) | World Event | 80 years |
| 09.13 | Dedication of Italy To the Immaculate Heart of Mary (1959) | Church Event | 60 years |
| 09.15 | Election of Pope Innocent X (1644) | Pope | 375 years |
| 09.26 | Admission of 7 Chinese Bishops to full communion (2018) | Church Event | 1 year |
| 10.01 | Founding of the People's Republic of China (1949) | World Event | 70 years |
| 10.05 | Opening of the Fourth Council of Constantinople (869) | Ecumenical Council | 1150 years |
| 10.24 | Beginning of the Wall Street Crash of 1929 (1929) | World Event | 90 years |
| 10.28 | Episcopal consecration of Pope Pius XI (1919) | Pope | 100 years |
| 11.04 | Apostolic Constitution Anglicanorum cœtibus (2009) | Papal Document | 10 years |
| 11.09 | Fall of Berlin Wall (1989) | World Event | 30 years |
| 11.10 | Establishment of the Catholic hierarchy in Burundi and Rwanda (1959) | Church Event | 60 years |
| 11.20 | Dedication of Basilica of the National Shrine of the Immaculate Conception (1959) | Church Event | 60 years |
| 11.28 | Last Apparition of Our Lady of Kibeho (1989) | Marian Apparition | 30 years |
| 11.30 | Encyclical Orientalium Dignitas (1894) | Papal Document | 125 years |
| 12.08 | Opening of the First Vatican Council (1869) | Ecumenical Council | 150 years |
| 12.09 | Death of Pope Clement IX (1669) | Pope | 350 years |
| 12.09 | Death of Archbishop Fulton Sheen (1979) | Person | 40 years |
| 12.13 | Sacerdotal Ordination of Jorge Bergoglio (1969) | Pope | 50 years |
| 12.25 | Solemn Convocation of the Second Vatican Council (1959) | Ecumenical Council | 60 years |
