| 5 Dec | Thursday | Martyrdom of Hazrat Fatima | Iran |
|---|
| | St Nicholas' Eve/Sinterklaas | Netherlands |
| | King Bhumibol's Birthday/Father's Day | Thailand |
| 6 Dec | Friday | St. Nicholas Day | Belgium, Ukraine |
|---|
| | Saint Nicholas Day | Germany, Hungary |
| | Foundation of Quito | Ecuador |
| | Constitution Day | Spain |
| | Independence Day | Finland |
| | Farmer's Day | Ghana |
| | Gospel Day | Marshall Islands |
| | Public Sector Holiday | Peru |
| | Day off for Western Province Day | Solomon Islands |
| | Army Day | Ukraine |
| 7 Dec | Saturday | Spitak Remembrance Day | Armenia |
|---|
| | Eve of the Feast of the Immaculate Conception | Colombia |
| | Election Day | Ghana |
| | Extra Work Day | Hungary |
| | The Feast of St. Ambrose (Milan) | Italy |
| | Western Province Day | Solomon Islands |
| | Day of Remembrance | East Timor |
| 8 Dec | Sunday | Feast of the Immaculate Conception | Andorra, Argentina, Austria, Australia, Canada, Switzerland, Chile, Colombia, Costa Rica, Germany, Spain, Equatorial Guinea, Guam, Italy, Liechtenstein, Monaco, Macau, Malta, Nicaragua, Peru, Philippines, Portugal, Seychelles, San Marino, East Timor, United Kingdom, Vatican City (Holy See), Venezuela |
|---|
| | National Youth Day | Albania |
| | Second Advent Sunday | Germany, Norway, Sweden |
| | Battle Day | Falkland Islands |
| | Saint Kliment Ohridski's Day | North Macedonia |
| | Constitution Day | Northern Mariana Islands, Romania, Uzbekistan |
| | Mother's Day | Panama |
| | Virgin of Caacupé Day | Paraguay |
| 9 Dec | Monday | V.C. Bird Day | Antigua and Barbuda |
|---|
| | Day off for National Youth Day | Albania |
| | Genocide Condemnation and Prevention Day | Armenia |
| | Immaculate Conception observed | Spain |
| | Battle Day observed | Falkland Islands |
| | Feast of the Immaculate Conception observed | Equatorial Guinea, Guam, Monaco, Seychelles, United States |
| | Human Rights and Peace Day | Kiribati |
| | Day off for Saint Kliment Ohridski's Day | North Macedonia |
| | Feast of the Immaculate Conception Holiday | Macau |
| | Day off for Constitution Day | Northern Mariana Islands, Uzbekistan |
| | Battle of Ayacucho | Peru |
| | Republic Day | Tanzania |
| 10 Dec | Tuesday | Human Rights Day | Equatorial Guinea, Moldova, Mongolia, Namibia, Turks and Caicos Islands |
|---|
| | Anniversary of Victory over ISIS | Iraq |
| | Constitution Day | Thailand |
| 11 Dec | Wednesday | Proclamation of Independence Day | Burkina Faso |
|---|
| | Anniversary of the Statute of Westminster | Canada |
| | Birthday of the Sultan of Selangor | Malaysia |
| 12 Dec | Thursday | Jamhuri Day | Kenya |
|---|
| | Day of the Virgin of Guadalupe | Mexico |
| | Day of Neutrality | Turkmenistan |
| | Feast of Our Lady of Guadalupe | United States |
