| Date | Day / Event | Theme | First Celebrated / Occasion / Key Points |
|---|---|---|---|
| 8 March | International Women’s Day | Theme: Rights, Justice, Action for ALL Women and Girls (2026) | - Recognised by UN: 1977 - Focus on gender equality |
| Date | Day / Event | Theme | First Celebrated / Occasion / Key Points |
|---|---|---|---|
| 24 Jan | National Girl Child Day | Theme: Empowering Girls for a Bright Future (2025) | - Focus on girls’ rights, education, health |
| 25 Jan | National Voters’ Day | Theme: Nothing Like Voting, I Vote for Sure (2025) | - First celebrated: 2011 |
| 26 Jan | International Customs Day | Theme: Efficiency, Security & Prosperity (2025) | - Organized by: World Customs Organization (WCO) |
| 20 Feb | World Social Justice Day | Theme: Strengthening a Just Transition | - Declared by: UNGA (2007) |
| 1 March | Zero Discrimination Day | Theme: We Stand Together (2025) | - Initiated by: UNAIDS (2014) |
| 3 March | World Wildlife Day | Theme: Wildlife Conservation Finance: Investing in People and Planet (2025) | - Declared by: UNGA (2013) |
| 15 March | World Consumer Rights Day | Theme: A Just Transition to Sustainable Lifestyles (2025) | - First celebrated: 1983 |
| 21 March | International Day of Forests | Theme: Forests and Food (2025) | - Declared by: UNGA (2012) |
| 21 March | International Day of Happiness | Theme: Caring & Sharing | - Declared by: UNGA (2012) |
| 22 March | World Water Day | Theme: Glacier Preservation (2025) | - First celebrated: 1993 - Origin: UNCED (1992) |
| 24 March | World TB Day | Theme: Yes! We Can End TB (2024) | - Marks Robert Koch discovery (1882) |
| 7 April | World Health Day | Theme: Healthy Beginnings, Hopeful Futures (2025) | - WHO established: 1948 |
| 10 April | World Homoeopathy Day | Theme: Homoeopathy in India: Tradition, Trust, and Tomorrow (2025) | - Marks Samuel Hahnemann birth anniversary |
| 14 April | Ambedkar Jayanti | Theme: 134th Birth Anniversary (2025) | - Celebrates Dr. B.R. Ambedkar birth (1891) |
| 18 April | World Heritage Day | Theme: Heritage under Threat from Disasters and Conflicts (2025) | - Initiated by: ICOMOS (1982) - Adopted by: UNESCO (1983) |
| 19 April | World Liver Day | Theme: Food is Medicine (2025) | - Health awareness |
| 25 April | World Malaria Day | Theme: Malaria Ends with Us: Reinvest, Reimagine, Reignite (2025) | - Declared by: WHO (2007) |
| 8 May | World Thalassemia Day | Theme: Together for Thalassaemia | - Started by: Thalassemia International Federation (1994) |
| 11 May | National Technology Day | Theme: Empowering a Sustainable Tomorrow | - Marks Pokhran-II tests (1998) |
| 22 May | International Biodiversity Day | - Declared by: UN (1993/2000) | |
| 23 May | World Turtle Day | Theme: Dancing Turtles Rock! | - Started by: American Tortoise Rescue (2000) |
| 31 May | World No Tobacco Day | Theme: Bright products. Dark intentions (2025) | - Started by: WHO (1987) |
| 7 June | World Food Safety Day | Theme: Science in Action | - Established by: UN (2018) |
| 8 June | World Ocean Day | Theme: Wonder: Sustaining What Sustains Us | - Recognised by: UN (2008) |
| 23 June | World Olympic Day | Theme: Let’s Move +1 India | - First celebrated: 1948 |
| 25 June | संविधान हत्या दिवस | - Marks Emergency (1975) | |
| 29 June | National Statistics Day | Theme: 75 Years of NSS | - Marks P.C. Mahalanobis birth anniversary |
| 1 July | National CA Day | - ICAI established: 1949 | |
| 14 July | Shark Awareness Day | - Marine awareness | |
| 17 July | World Day for International Criminal Justice | - Linked with: ICC Rome Statute (1998) | |
| 24 July | Income Tax Day | - Marks Income Tax Act (1860) | |
| 26 July | World Mangrove Day | - Declared by: UNESCO (2015) | |
| 29 July | International Tiger Day | - Started: 2010 (St. Petersburg Summit) | |
| 1 August | World Lung Cancer Day | - Cancer awareness | |
| 9 Aug | Indigenous Peoples Day | - Declared by: UNGA (1994) | |
| 10 Aug | World Biofuel Day | - Marks Rudolf Diesel experiment (1893) | |
| 12 Aug | International Youth Day | Theme: Local Youth Actions (2025) | - Declared by: UNGA (1999) |
| 19 Aug | World Humanitarian Day | - Declared by: UNGA (2009) | |
| 7 Sept | Duchenne Muscular Dystrophy Day | - Rare disease awareness | |
| 16 Sept | World Ozone Day | Theme: 31st World Ozone Day (2025) | - Montreal Protocol (1987) |
| 23 Sept | International Day of Sign Languages | - Declared by: UN (2017) | |
| 5 Oct | Dolphin Day | - Marine conservation | |
| 3 Nov | International Day for Biosphere Reserves | - First celebrated: 2022 | |
| 9 Nov | National Legal Services Day | - Legal Services Act (1987) | |
| 15 Nov | Janjatiya Gaurav Divas | - Marks Birsa Munda birth | |
| 16 Nov | National Press Day | - Press Council Act (1966) | |
| 19 Nov | Road Traffic Victims Day | - UN observance | |
| 25 Nov | International Day for Elimination of Violence Against Women | Theme: UNiTE to End Digital Violence Against All Women and Girls | - Declared by: UN (1999) |
| 2 Dec | Abolition of Slavery Day | - Declared by: UNGA (1985) | |
| 5 Dec | World Soil Day | - Declared by: UN (2014) | |
| 10 Dec | Human Rights Day | - Marks UDHR (1948) | |
| 11 Dec | International Mountain Day | - Declared by: UNGA (2003) |