| March | Holiday or Celebration | Country/Religion |
| 01 | Peace Corps Day | USA |
| 01 | Independence Day | Bosnia |
| 02 | Peasant's Day | Burma |
| 03 | Martyrs' Day | Malawi |
| 03 | Liberation Day | Bulgaria |
| 03 | Dolls' Festival | Japan |
| 04 | St. Casimir | Poland & Lithuania |
| 05 | Crispus Attucks Day | USA |
| 05 | Custom Chiefs' Day | Vanuato |
| 06 | Independence Day | Gana |
| 06 | Mothering Sunday | England |
| 06 | Rose Sunday | Christianity |
| 07 | Discovery Day | Guam |
| 07 | Labor Day | Australia |
| 08 | International Women's Day | |
| 09 | Baron Bliss Day | Belize |
| 09 | Shevchenko Day | Ukraine |
| 10 | Decoration Day | Liberia |
| 10 | Those Who Fly (Totonac) | Mexico |
| 11 | Farvardegan | Iran (Persian) |
| 11 | Restoration Day | Lithuania |
| 12 | National Day | Mauritius |
| 12 | Moshoeshoe's Day | Lesotho |
| 12 | Girl Scout Day | USA |
| 13 | Mother's Day | Georgia |
| 13 | Kukeri | Bulgaria |
| 13 | Phujllay Festival | Christianity |
| 14 | Lent Monday | Cyprus |
| 14 | Great Monday | Andora |
| 14 | Constitution Day | |
| 15 | Ides of March | Palau |
| 15 | Youth Day | Belarus |
| 15 | Constitution Day | USA |
| 16 | Black Press Day | |
| 17 | St. Patrick's Day | Mexico |
| 18 | Economic Independence Day | Aruba |
| 18 | Flag & Anthem Day | Spain & Cape Verde |
| 19 | Father's Day | Valencia, Spain |
| 19 | The Fallas | Christianity |
| 20 | Palm Sunday | Tunisia |
| 20 | Independence Day | Iran, Afghanistan, Tajikestan,etc. |
| 21 | No Ruz | Namibia |
| 21 | Independence Day | South Africa |
| 21 | Human Rights Day | Several Countries in the Middle East & Europe |
| 21 | Mother's Day | Puerto Rico |
| 22 | Emancipation Day | Jordan |
| 22 | Arab League Day | Pakistan |
| 23 | Republic Day | |
| 23 | World Meteorological Day | USA |
| 23 | Liberty Day | El Salvador |
| 24 | Oscar Romero Day | Christianity |
| 25 | Good Friday | Jewish |
| 25 | Purim | Hindu |
| 25 | Holi (end) | Bangladesh |
| 26 | Independence Day | Hawaii |
| 26 | Kuhio Day | Spain |
| 26 | Arbor Day | Christianity |
| 27 | Easter | Spain |
| 27 | Basque National Day | Barbados |
| 27 | Oistins Fish Festival | Christianity |
| 28 | Easter Monday | Poland |
| 28 | Shmingus Dyngus | Luxembourg |
| 28 | The Emaishen | Pakistan |
| 29 | Urs of al-Hujwiri | Taiwan |
| 29 | Youth Day | Tobago |
| 29 | Goat & Crab Races | USA |
| 30 | Doctor's Day | Malta |
| 31 | Freedom Day |