| Al-hijra | Nigeria | Local Holiday |
| Amun Jadid | Philippines | Muslim, Common Local Holiday |
| Arafat (hajj) Day (tentative Date) | United Arab Emirates | National Holiday |
| Bridge Public Holiday | Argentina | National Holiday |
| Carnival Monday | Saint Vincent And The Grenadines | Public Holiday |
| Carnival Tuesday | Saint Vincent And The Grenadines | Public Holiday |
| Day Of The Capital Observed | Kazakhstan | Public Holiday |
| Day Of The Capital Observed | Kazakhstan | Public Holiday |
| Day Off For Constitution Day | Palau | Public Holiday |
| Day Off For Independence Day | Malawi | Public Holiday |
| Day Off For Independence Day | Solomon Islands | Public Holiday |
| Family Day | Ukraine | Observance |
| Family Day | Ukraine | Observance |
| Family Day | Ukraine | Observance |
| Family Day | Ukraine | Observance |
| Family Day | Ukraine | Observance |
| Family Day | Ukraine | Observance |
| Family Day | Ukraine | Observance |
| Hijra New Year | Morocco | National Holiday |
| Islamic New Year | Iraq | National Holiday |
| Islamic New Year | Kuwait | Official Holiday |
| Muharram | United States | Muslim |
| Muharram | Algeria | Public Holiday |
| Muharram | Bahrain | National Holiday |
| Muharram | Comoros | Public Holiday |
| Muharram | Egypt | National Holiday |
| Muharram | Lebanon | Public Holiday |
| Muharram | Libya | Public Holiday |
| Muharram | Niger | Public Holiday |
| Muharram | Russia | Muslim |
| Muharram | Somalia | Common Local Holiday |
| Muharram | Sudan | Public Holiday |
| Muharram | Syria | Public Holiday |
| Muharram | Tunisia | Public Holiday |
| Muharram | Yemen | Public Holiday |
| Muharram (muslim New Year) | Saudi Arabia | Observance |
| Muharram/islamic New Year | United Kingdom | Muslim |
| Muharram/islamic New Year | Australia | Muslim |
| Muharram/islamic New Year | Canada | Muslim |
| Muharram/islamic New Year | Brunei | Public Holiday |
| Muharram/islamic New Year | Maldives | Public Holiday |
| Muharram/islamic New Year | Mauritania | Public Holiday |
| Muharram/islamic New Year | South Africa | Muslim |
| Muharram/new Year | Argentina | Muslim |
| Muharram/new Year | Jordan | National Holiday |
| Penang Governor's Birthday | Malaysia | State Holiday |
| Unity Day | Zambia | Public Holiday |