Important national and international days, dedicated to raising awareness, celebrating achievements, and promoting causes related to health, environment, social issues, and more.

List of important national and international days observed globally and in various countries. These days are dedicated to raising awareness, celebrating achievements, and promoting causes related to health, environment, social issues, and more.

January

• 1 January: New Year’s Day (Global)
• 4 January: World Braille Day
• 6 January: World Day of War Orphans
• 9 January: NRI Day (Pravasi Bharatiya Divas) in India
• 12 January: National Youth Day (India) – Birth anniversary of Swami Vivekananda
• 15 January: Indian Army Day (India)
• 24 January: National Girl Child Day (India)
• 25 January: National Voters’ Day (India)
• 26 January: Republic Day (India)
• 27 January: International Holocaust Remembrance Day
• 30 January: Martyrs’ Day (India) – Death anniversary of Mahatma Gandhi

February

• 2 February: World Wetlands Day
• 4 February: World Cancer Day
• 6 February: International Day of Zero Tolerance for Female Genital Mutilation
• 10 February: National De-Worming Day (India)
• 11 February: International Day of Women and Girls in Science
• 13 February: World Radio Day
• 14 February: Valentine’s Day
• 20 February: World Day of Social Justice
• 21 February: International Mother Language Day
• 24 February: Central Excise Day (India)
• 28 February: National Science Day (India) – Discovery of the Raman Effect

March

• 3 March: World Wildlife Day
• 4 March: National Safety Day (India)
• 8 March: International Women’s Day
• 14 March: Pi Day
• 15 March: World Consumer Rights Day
• 20 March: International Day of Happiness
• 21 March: World Forestry Day, World Down Syndrome Day, International Day for the Elimination of Racial Discrimination
• 22 March: World Water Day
• 23 March: World Meteorological Day
• 24 March: World Tuberculosis Day
• 27 March: World Theatre Day

April

• 2 April: World Autism Awareness Day
• 5 April: National Maritime Day (India)
• 7 April: World Health Day
• 10 April: World Homeopathy Day
• 14 April: Ambedkar Jayanti (India)
• 17 April: World Hemophilia Day
• 18 April: World Heritage Day
• 21 April: National Civil Service Day (India)
• 22 April: Earth Day
• 23 April: World Book and Copyright Day
• 24 April: National Panchayati Raj Day (India)
• 25 April: World Malaria Day
• 28 April: World Day for Safety and Health at Work
• 29 April: International Dance Day

May

• 1 May: International Labour Day (May Day)
• 3 May: World Press Freedom Day
• 4 May: Coal Miners’ Day (India)
• 7 May: World Athletics Day
• 8 May: World Red Cross Day
• 11 May: National Technology Day (India)
• 12 May: International Nurses Day
• 15 May: International Day of Families
• 17 May: World Telecommunication and Information Society Day
• 21 May: National Anti-Terrorism Day (India)
• 22 May: International Day for Biological Diversity
• 31 May: World No Tobacco Day

June

• 1 June: Global Day of Parents
• 4 June: International Day of Innocent Children Victims of Aggression
• 5 June: World Environment Day
• 7 June: World Food Safety Day
• 8 June: World Oceans Day
• 12 June: World Day Against Child Labour
• 14 June: World Blood Donor Day
• 18 June: Autistic Pride Day
• 20 June: World Refugee Day
• 21 June: International Yoga Day
• 23 June: United Nations Public Service Day
• 26 June: International Day Against Drug Abuse and Illicit Trafficking

July

• 1 July: National Doctor’s Day (India)
• 4 July: Independence Day (USA)
• 11 July: World Population Day
• 15 July: World Youth Skills Day
• 18 July: Nelson Mandela International Day
• 26 July: Kargil Vijay Diwas (India)
• 28 July: World Hepatitis Day
• 29 July: International Tiger Day

August

• 6 August: Hiroshima Day
• 9 August: Nagasaki Day, International Day of the World’s Indigenous Peoples
• 12 August: International Youth Day
• 15 August: Independence Day (India)
• 19 August: World Photography Day, World Humanitarian Day
• 20 August: Sadbhavana Diwas (India)
• 23 August: International Day for the Remembrance of the Slave Trade and Its Abolition
• 29 August: National Sports Day (India) – Birth anniversary of Major Dhyan Chand

September

• 5 September: Teachers’ Day (India) – Birth anniversary of Dr. Sarvepalli Radhakrishnan
• 8 September: International Literacy Day
• 14 September: Hindi Diwas (India)
• 15 September: International Day of Democracy
• 16 September: World Ozone Day
• 21 September: International Day of Peace
• 25 September: World Pharmacists Day
• 26 September: World Contraception Day
• 27 September: World Tourism Day
• 29 September: World Heart Day

October

• 1 October: International Day of Older Persons
• 2 October: Gandhi Jayanti (India), International Day of Non-Violence
• 4 October: World Animal Welfare Day
• 5 October: World Teachers’ Day
• 8 October: Indian Air Force Day
• 9 October: World Post Day
• 10 October: World Mental Health Day
• 11 October: International Day of the Girl Child
• 13 October: International Day for Disaster Reduction
• 14 October: World Standards Day
• 15 October: Global Handwashing Day
• 16 October: World Food Day
• 24 October: United Nations Day
• 31 October: National Unity Day (India) – Birth anniversary of Sardar Vallabhbhai Patel

November

• 1 November: World Vegan Day
• 5 November: World Tsunami Awareness Day
• 7 November: National Cancer Awareness Day (India)
• 9 November: Legal Services Day (India)
• 11 November: National Education Day (India) – Birth anniversary of Maulana Abul Kalam Azad
• 14 November: Children’s Day (India) – Birth anniversary of Jawaharlal Nehru, World Diabetes Day
• 16 November: International Day for Tolerance
• 17 November: National Epilepsy Day (India)
• 19 November: International Men’s Day
• 20 November: Universal Children’s Day
• 21 November: World Television Day
• 25 November: International Day for the Elimination of Violence Against Women
• 26 November: Constitution Day (India) – Adoption of the Indian Constitution (1949)
• 29 November: International Day of Solidarity with the Palestinian People

December

• 1 December: World AIDS Day
• 2 December: National Pollution Control Day (India)
• 3 December: International Day of Persons with Disabilities
• 4 December: Indian Navy Day
• 7 December: Indian Armed Forces Flag Day
• 9 December: International Anti-Corruption Day
• 10 December: Human Rights Day
• 11 December: International Mountain Day
• 14 December: National Energy Conservation Day (India)
• 16 December: Vijay Diwas (India) – Victory Day in Bangladesh
• 18 December: International Migrants Day
• 22 December: National Mathematics Day (India) – Birth anniversary of Srinivasa Ramanujan
• 23 December: Kisan Diwas (Farmer’s Day) in India
• 25 December: Christmas Day