JANUARY
14 January
- World Logic Day
24 January
- International Day of Education
- World Day for African and Afrodescendant Culture
27 January
- International Day of Commemoration in Memory of the Victims of the Holocaust
FEBRUARY
4FEBRUARY
11 February
- International Day of Women and Girls in Science
13 February
- World Radio Day
21 February
- International Mother Language Day
MARCH
- World Defence Day is celebrated on 1 March.
- Zero Discrimination Day – 1 March.
- World Wildlife Day – 3 March.
- World Hearing Day – 3 March
- National Safety Day – 4 March
- 4 March World Engineering Day for Sustainable Development
- International Women’s Day – 8 March
- CISF Raising Day – 10 March
- No Smoking Day (Second Wednesday of March) – 11 March
- Mauritius Day – 12 March
- World Sleep Day – 13 March
- Pi Day – 14 March
- International Day of Action for Rivers – 14 March
- 14 March International Day of Mathematics
- World Consumer Rights Day – 15 March
- National Vaccination Day – 16 March
- Ordnance Factories Day (India) – 18 March
- International Day of Happiness – 20 March
- World Sparrow Day – 20 March
- World Oral Health Day – 20 March
- World Forestry Day – 21 March
- World Down Syndrome Day – 21 March
- 21 March International Day of Nowruz
- World Poetry Day – 21 March
- World Water Day – 22 March
- World Meteorological Day – 23 March
- World Tuberculosis (TB) Day – 24 March
- World Theatre Day – 27 March
APRIL
6 April
- International Day of Sport for Development and Peace
15 April
- World Art Day
23 April
- World Book and Copyright Day
30 April
- International Jazz Day
MAY
3 May
- World Press Freedom Day
5 May
- African World Heritage Day
- World Portuguese Language Day
16 May
- International Day of Light
- International Day of Living Together in Peace
21 May
- World Day for Cultural Diversity for Dialogue and Development
22 May
- International Day for Biological Diversity
JUNE
5 June
- World Environment Day
8 June
- World Oceans Day
17 June
- World Day to Combat Desertification and Drought
- World Day to Combat Desertification and Drought Hindi
21 June
- International Day of Yoga
JULY
14 July
- World Day for International Justice
18 July
- Nelson Mandela International Day
26 July
- International Day for the Conservation of the Mangrove Ecosystem
AUGUST
- 1 August – National Mountain Climbing Day and Yorkshire Day
- 1 August – Yorkshire Day
- 4 August – U.S. Coast Guard Day
- 6 August – Hiroshima Day
- August (First Friday of August) – International Beer Day
- 8 August – Quit India Movement Day
- 9 August – Nagasaki Day
- 9 August – International Day of the World’s Indigenous Peoples
- 12 August– International Youth Day
- 13 August – International Lefthanders Day
- 14 August – Youm-e-Azadi (Pakistan Independence Day)
- 15 August – National Day of mourning (Bangladesh)
- 15 August – Independence Day in India
- 15 August (UK) – Victory over Japan Day
- 15 August – Day of the Assumption of the Virgin Mary
- 16 August – Bennington Battle Day
- 17 August – Indonesian Independence Day
- 19 August – World Photography Day
- 19 August – World Humanitarian Day
- 20 August – World Mosquito Day
- 20 August – Sadbhavna Diwas
- 20 August – Indian Akshay Urja Day
- 23 August – International Day for the Remembrance of the Slave Trade and its Abolition
- 23 August – European Day of Remembrance for Victims of Stalinism and Nazism
- 26 August – Women’s Equality Day
- 29 August – National Sports Day
- 30 August – Small Industry Day
- 31 August – Hari Merdeka (Malaysia National Day)
SEPTEMBER
- 1 September – National Nutrition Week
- 2 September – Victory over Japan Day, World Coconut Day & Last Day of Onam
- 3 September – Skyscraper Day
- 5 September – International Day of Charity, Teachers’ Day (India) (First Saturday of September)
- 7 September – Brazilian Independence Day
- 8 September – International Literacy Day
- 10 September – World Suicide Prevention Day (WSPD)
- 14 September – World First Aid Day & Hindi Diwas
- 15 September – Engineers Day (India), International Day of Democracy
- 16 September – World Ozone Day
- 20 September International Day of University Sport.
- 21 September – International Day of Peace (UN) & World Alzheimer’s Day
- 22 September – Rose Day (Welfare of Cancer patients)
- 26 September – European Day of Languages, World Contraception Day & World Maritime Day (Fourth Saturday of September)
- 27 September – World Tourism Day & World Rivers Day (Fourth Sunday of September)
- 21st September – 27th September – International Week of the Deaf or Deaf Awareness Week
- 28 September – World Rabies Day
- 29 September – World Heart Day
OCTOBER
5 October
- World Teachers’ Day
11 October
- International Day of the Girl Child
13 October
- International Day for Disaster Reduction
17 October
- International Day for the Eradication of Poverty
24 October
- United Nations Day
27 October
- World Day for Audiovisual Heritage
NOVEMBER
First Thursday
- International Day Against Violence and Bullying at School, including Cyberbullying
2 November
- International Day to End Impunity for Crimes against Journalists
5 November
- World Day of Romani Language
- World Tsunami Awareness Day
10 November
- World Science Day for Peace and Development
Third Thursday in November
- World Philosophy Day
16 November
- International Day for Tolerance
18 November
- International Day of Islamic Art
25 November
- International Day for the Elimination of Violence against Women
26 November
- World Olive Tree Day
29 November
- International Day of Solidarity with the Palestinian People
DECEMBER
1 December
- World AIDS Day –
3 December
- International Day of Persons with Disabilities
10 December
- Human Rights Day
18 December
- International Migrants Day
18 December
- World Arabic Language Day