| Date | Day | Remarks |
|---|---|---|
| Jan 27 | International Holocaust Day | The largest Nazi death camp, Auschwitz-Birkenau, was liberated by Soviet troops on Jan 27, 1945. |
| Feb 14 | St. Valentine's Day | - |
| Mar 8 | International Women's Day | - |
| Mar 15 | World Consumer Day | President John F Kennedy formally addressed the issue of consumer rights on this day in 1963. |
| Mar 22 | World Water Day | - |
| Apr 7 | World Health Day | WHO was formed on this day in 1948, but the first World Health Day was observed in 1950. |
| Apr 12 | International Day of Human Space Flight | Yuri Gagarin, the Soviet Cosmonaut made the first space flight on this day in 1961. |
| Apr 18 | International Day for Monuments and Sites (World Heritage Day) | - |
| Apr 22 | International Mother Earth Day | - |
| May 1 | International Worker's Day | - |
| May 8 | International Red Cross Day | JH Dunant, the man behind Red Cross was born on this day in 1828. |
| Jun 5 | World Environment Day | The United Nations Conference on the Human Environment was conducted from June 5 to 16 June 1972 in Stockholm. |
| Jun 21 | International Yoga Day | - |
| Jul 11 | World Population Day | Inspired by 5 Billion Day in 1987 |
| Jul 12 | Malala Day | Birthday of Malala Yousafzai |
| Jul 20 | International Moon Day | Landing of Apollo 11 on moon in 1969. |
| Jul 20 | World Chess Day | Establishment of the International Chess Federation (FIDE) in Paris in 1924. |
| Aug 6 | Hiroshima Day | Bombing of Hiroshima on 6 Aug, 1945 |
| Aug 19 | World Humanitarian Day | Commemorates the day when 22 aid workers were killed in a bombing at the UN headquarters in Baghdad in 2003 |
| Sep 8 | International Literacy Day | - |
| Sep 27 | World Tourism Day | Statutes of United Nations World Tourism Organisation adopted on this day in 1980. |
| Oct 2 | International Non-violence Day | Birthday of Mahatma Gandhi (1869) |
| Oct 16 | World Food Day | Food and Agricultural Organisation was founded on this day in 1945. |
| Oct 24 | United Nations Day | Charter of the United Nations came into force on this day in 1945. |
| Dec 1 | World AIDS Day | - |
| Dec 10 | Human Rights' Day | Universal Declaration of Human Rights was proclaimed and adopted on this day in 1948. |
| Dec 18 | Minorities Rights Day | United Nations adopted and promulgated the Declaration on the Rights of Persons belonging to National or Ethnic, Religious and Linguistic Minorities on this day in 1992. |
| Date | Day | Remarks |
|---|---|---|
| Jan 12 | National Youth Day | Birthday of Swami Vivekananda |
| Jan 15 | Army Day | Field Marshall K.M. Cariappa took over the command of Army on this day in 1949 from the British. |
| Jan 25 | National Voters' Day | With effect from 2011 |
| Jan 30 | Martyr's Day | Martyrdom day of Mahatma Gandhi |
| Feb 28 | National Science Day | Marks the discovery of Raman Effect in 1928 by C.V. Raman |
| May 11 | National Technology Day | Nuclear tests at Pokhran carried out in 1998 on this day. |
| May 21 | Anti-terrorism Day | Former PM Shri Rajiv Gandhi was assassinated on this day in 1991. |
| Jul 1 | National Doctors Day (India) | Birthday of Dr. Bidhan Chandra Ray |
| Aug 7 | National Handloom Day | Launching of Swadeshi Movement on 7 Aug, 1905 |
| Aug 9 | August Kranti Diwas | Launch of Quit India Movement in 1942 |
| Aug 20 | Sadbhawna Diwas | Birthday of Shri Rajiv Gandhi (1944) |
| Aug 29 | National Sports Day | Birthday of Shri Dhyanchand (1905) |
| Sep 5 | Teacher's Day | Birthday of Dr. Radhakrishanan (1888) |
| Sep 14 | Hindi Diwas | Hindi accorded the Official language status by the Constituent Assembly on this day in 1949. |
| Sep 15 | Engineers' Day | Birthday of Sri M Visvesvaraya. |
| Oct 8 | Indian Air Force Day | IAF was officially established on this day in 1932. |
| Oct 31 | Rashtriya Ekta Diwas | Birth Anniversary of Sardar Vallabhbhai Patel |
| Nov 11 | National Education Day | Birthday of Shri Maulana Abul Kalam Azad (1888), the first Education Minister of India. |
| Nov 14 | Children's Day | Birthday of Shri Jawaharlal Nehru (1889) |
| Nov 19 | National Integration Day | Birthday of Smt Indira Gandhi (1984) |
| Nov 26 | Constitution Day (India) | Constitution of India was adopted on this day (1949) |
| Nov 26 | National Milk Day (India) | Birthday of Shri Verghese Kurien, Father of White Revolution in India |
| Dec 4 | Navy Day | Commemorates the courageous attack on the Karachi harbour during the Indo-Pakistan war of 1971 in Operation Trident. |
| Dec 7 | Armed Forces Flag Day | - |
| Dec 16 | Vijay Diwas | Marks India's victory over Pakistan in the Indo-Pak war in 1971. |
| Dec 24 | National Consumers' Day | - |
| Dec 25 | Good Governance Day | Birthday of Shri Atal Bihari Vajpayee |
| Date | Day |
|---|---|
| 21 February | International Mother Language Day |
| 20 March | French Language Day |
| 20 April | Chinese Language Day |
| 23 April | English Language Day |
| 23 April | Spanish Language Day |
| 06 June | Russian Language Day |
| 18 December | Arabic Language Day |
