March 1
March 2
March 3
- World Wildlife Day
- World Hearing Day
- World Book Day (UK) – First Thursday
March 4
March 5
March 6
March 7
- World Tennis Day – First Monday in March
March 8
March 9
March 10
- International Bagpipe Day
- World Kidney Day – Second Thursday in March
March 11
March 12
March 13
March 14
March 15
March 16
- Purim – Changes Annually
March 17
March 18
- Global Recycling Day
- World Sleep Day – Friday Before Vernal Spring Equinox
March 19
March 20
- World Flour Day
- International Day of Happiness
- French Language Day
- World Oral Health Day
- World Storytelling Day – On the Vernal Equinox
March 21
- World Down Syndrome Day
- World Poetry Day
- International Day of Colour
- International Day of Nowruz
- International Day of Forests
- World Puppetry Day
March 22
March 23
March 24
- World Tuberculosis Day
- International Day for the Right to the Truth concerning Human Rights Violations and for the Dignity of Victims
- International Day for Achievers
March 25
- Waffle Day (Sweden)
- International Day of Remembrance of the Victims of Slavery and the Transatlantic Slave Trade
- International Day of Solidarity with Detained and Missing Staff Members
March 26
March 27
March 28
- Earth Hour
- World Piano Day – 88th day of the year
March 29
March 30
March 31