| Dec 8 | Friday | 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, United States, Vatican City (Holy See), Venezuela |
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| | National Youth Day | Albania |
| | First Day of Hanukkah | Australia, Canada, Israel, United Kingdom, United States |
| | 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 |
| Dec 9 | Saturday | V.C. Bird Day | Antigua and Barbuda |
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| | Genocide Condemnation and Prevention Day | Armenia |
| | Hanukkah (Day 2) | Israel |
| | Battle of Ayacucho | Peru |
| | Independence Day | Tanzania |
| Dec 10 | Sunday | Second Advent Sunday | Germany, Norway, Sweden |
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| | Human Rights Day | Equatorial Guinea, Moldova, Mongolia, Namibia, Turks and Caicos Islands |
| | Hanukkah (Day 3) | Israel |
| | Anniversary of Victory over ISIS | Iraq |
| | Constitution Day | Thailand |
| Dec 11 | Monday | Proclamation of Independence Day | Burkina Faso |
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| | Anniversary of the Statute of Westminster | Canada |
| | Hanukkah (Day 4) | Israel |
| | Human Rights and Peace Day | Kiribati |
| | Birthday of the Sultan of Selangor | Malaysia |
| | Day of the Namibian Women and International Human Rights Day observed | Namibia |
| | Substitute Holiday for Constitution Day | Thailand |
| | Holiday for Feast of the Immaculate Conception | Venezuela |
| Dec 12 | Tuesday | Hanukkah (Day 5) | Israel |
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| | Jamhuri Day | Kenya |
| | Day of the Virgin of Guadalupe | Mexico |
| | Day of Neutrality | Turkmenistan |
| | Feast of Our Lady of Guadalupe | United States |
| Dec 13 | Wednesday | Hanukkah (Day 6) / Rosh Chodesh Tevet | Israel |
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| | National Day | Saint Lucia |
| | Republic Day | Malta |
| Dec 14 | Thursday | Hanukkah (Day 7) | Israel |
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| | Day of the Workers of Oil, Gas, Power and Geological Industry | Turkmenistan |
| Dec 15 | Friday | Last day of Hanukkah | Australia, Canada, Israel, United Kingdom, United States |
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| | Homecoming Day (only Alderney) | Guernsey |
| | Rugby World Cup Win Public Holiday | South Africa |
