List of Important Days & Dates 2021 (National & International): Month-Wise

The list of important dates and days of the year mentioned below are divided across all the months. Month-wise important dates and days are easy to memorize and revise.

Important Days and Dates of January 2021

  • 1-January-2021: New Year’s day and Global Family Day
  • 4-January-2021: World Braille Day
  • 6-January-2021: World War Orphans Day and National Technology Day
  • 9-January-2021: NRI Day
  • 10-January-2021: World Hindi Day
  • 11-January-2021: National Human Trafficking Awareness Day and National Road Safety Week
  • 12-January-2021: National Youth Day
  • 13-January-2021: Lohri Day
  • 14-15 January-2021:: Makar Sankranti
  • 15-January-2021: Indian Army day
  • 18 – January-2021: National Immunization Day and (Polio Day)
  • 23-January-2021: Netaji Subash Chandra Bose Jayanti
  • 25-January-2021: National Voters day and  National Tourism Day
  • 26-January-2021: India’s Republic Day and International Customs Day
  • 27-January-2021: International Day of Commemoration
  • 30-January-2021: Martyrs’ Day
  • 31-January-2021: World Leprosy Eradication Day

Important Dates and Days of February 2021

  • 2-February-2021: World Wetlands Day
  • 4-February-2021: World Cancer Day
  • 6-February-2021: International Day of Zero Tolerance to Female Genital Mutilation
  • 5-February-2021: Safer Internet Day (second day of the second week of February)
  • 10-February-2021: National De-worming Day
  • 11-February-2021: International Day of Women and Girls in Science
  • 12-February-2021: National Productivity Day
  • 13-February-2021: World Radio Day, National Women’s Day (Birth Date of Sarojini Naidu)
  • 14-February-2021: Valentine Day
  • 20-February-2021: World Day of Social Justice
  • 21-February-2021: International Mother Language Day
  • 24-February-2021: Central Excise Day
  • 27-February-2021: World NGO Day
  • 28-February-2021: National Science Day
  • 28/29-February-2021: Rare Disease Day

Important Days and Dates of March 2021


  • 1-March-2021: Zero Discrimination Day and World Civil Defence Day
  • 3-March-2021: World Wildlife Day and World Hearing Day
  • 4-March-2021: National Security Day
  • 8-March-2021: International Women’s Day
  • 12-March-2021: World Kidney Day
  • 14-March-2021: International Day of Action for Rivers, Pi Day
  • 15-March-2021: World Consumer Rights Day
  • 18-March-2021: Ordnance Factories Day (India)
  • 20-March-2021: International Day of Happiness; World Sparrow day
  • 21-March-2021: World Forestry Day; World Down Syndrome Day; World Poetry Day
  • 22-March-2021: World Day for Water, Bihar Day
  • 23-March-2021: World Meteorological Day
  • 24-March-2021: World TB Day
  • 27-March-2021: World Theatre Day
  • 10-March-2021 (Second Wednesday of March): No Smoking Day
  • 14 -March-2021 (Second Thursday of March): World Kidney Day

Important Days and Dates of April 2021


  • 1-April-2021: Utkal Diwas
  • 2-April-2021: World Autism Awareness Day
  • 4-April-2021: International Day for Mine Awareness
  • 5-April-2021: National Maritime Day
  • 7-April-2021: World Health Day
  • 10-April-2021: World Homeopathy Day
  • 11-April-2021: National Safe Motherhood Day; National Pet Day
  • 13-April-2021: Jallianwala Bagh Massacre
  • 17-April-2021: World Haemophilia Day
  • 18-April-2021: World Heritage Day
  • 19-April-2021: World Liver Day
  • 21-April-2021: Secretaries’ Day; Civil Services Day
  • 22-April-2021: Earth Day
  • 23-April-2021: World Book and Copyright Day
  • 24-April-2021: National Panchayati Day
  • 25-April-2021: World Malaria Day
  • 26-April-2021: World Intellectual Property Day
  • 27-April-2021:World Veterinary Day
  • 28-April-2021: World Day for Safety and Health at Work;
  • 29-April-2021: International Dance Day
  • 30-April-2021: Ayushman Bharat Diwas

Important Days and Dates of May 2021


  • 1-May-2021: Workers’ Day (International Labour Day), Maharashtra Day
  • 3-May-2021: Press Freedom Day
  • 2- May-2021 (1st Sunday): World Laughter Day
  • 4- May-2021 (1st Tuesday): World Asthma Day
  • 9-May-2021 (2nd Sunday): Mother’s Day
  • 4-May-2021: Coal Miners’ Day; International Firefighters Day
  • 7-May-2021: World Athletics Day
  • 8-May-2021: World Red Cross Day; World Thalassaemia Day
  • 11-May-2021: National Technology Day
  • 12-May-2021: International Nurses Day
  • 15-May-2021: International Day of the Family
  • 17-May-2021: World Telecommunication Day; World Hypertension Day
  • 18-May-2021: World AIDS Vaccine Day; International Museum Day
  • 21-May-2021: National Anti-Terrorism Day
  • 22-May-2021: International Day for Biological Diversity
  • 24-May-2021: Commonwealth Day
  • 31-May-2021: Anti-tobacco Day

Important Days and Dates of June 2021


  • 1-June-2021: World Milk Day
  • 3-June-2021: World Bicycle Day
  • 4-June-2021: International Day of Innocent Children Victims of Aggression
  • 5-June-2021: World Environment Day
  • 7-June-2021: World Food Safety Day
  • 8-June-2021: World Ocean Day, World Brain Tumour Day
  • 12-June-2021: Anti-Child Labor Day
  • 13-June-2021: International Albinism Awareness Day
  • 14-June-2021: World Blood Donor Day
  • 15-June-2021: World Wind Day
  • June 20: World Refugee Day
  • 20-June-2021 (3rd Sunday): Father’s Day
  • 21-June-2021: International day of yoga, World Music Day, World Hydrography Day
  • 23-June-2021: United Nations Public Service Day, International Olympic Day
  • 26-June-2021: International Day against Drug Abuse and Illicit Trafficking

Important Days and Dates of July 2021


  • 1-July-2021: Doctor’s Day
  • 6-July-2021: World Zoonoses Day
  • 11-July-2021: World Population Day
  • 17-July-2021: World Day for International Justice
  • 18-July-2021: International Nelson Mandela Day
  • 28-July-2021: World Hepatitis Day

Important Days and Dates of August 2021


  • 8-August-2021 (1st Sunday): International Friendship Day
  • 6-August-2021: Hiroshima Day
  • 9-August-2021: Quit India Day, Nagasaki Day, IntI. Day of the World’s Indigenous Peoples
  • 15-August-2021: Indian Independence Day
  • 15-August-2021: Sanskrit Day (Date may vary every year as it is celebrated on the Shrawan Poornima on Full Moon day according to the Hindu Calendar)
  • 12-August-2021: International Youth Day
  • 19-August-2021: Photography Day; World Humanitarian Day
  • 29-August-2021: National Sports Day

Important Days and Dates of September 2021


  • 2-September-2021: Coconut Day
  • 5-September-2021: Teachers’ Day
  • 8-September-2021: International Literacy Day
  • 14-September-2021: Hindi Diwas
  • 15-September-2021: Engineers’ Day; International Day of Democracy
  • 16-September-2021: World Ozone Day; International Day for Preservation
  • 21-September-2021: Alzheimer’s Day; Day for Peace & Non-violence (UN)
  • 22-September-2021: Rose Day (Welfare of cancer patients)
  • 23-September-2021: International Day of Sign Languages
  • 26-September-2021: Day of the Deaf; World Contraception Day
  • 27-September-2021: World Tourism Day; World Maritime Day
  • 29-September-2021: World Heart Day
  • 30-September-2021: International Translation Day
  • 26-September-2021 (fourth Sunday of September): world rivers day

Important Days and Dates of October 2021


  • 1-October-2021: International Day for the Elderly
  • 2-October-2021: Gandhi Jayanthi; International Day of Non-Violence
  • 4-October-2021(first Monday): World Habitat Day
  • 4-October-2021: World Animal Welfare Day
  • 8-October-2021: Indian Air Force Day
  • 9-October-2021: World Post Office Day
  • 10-October-2021: National Post Day; World Mental Health Day
  • 11-October-2021: National Girl Child Day
  • 14-October-2021 (2nd Thursday): World Sight Day
  • 13-October-2021: UN International Day for Natural Disaster Reduction
  • 14-October-2021: World Standards Day
  • 15-October-2021: World Students Day; World White Cane Day (guiding the blind)
  • 16-October-2021: World Food Day
  • 24-October-2021: UN Day; World Development Information Day
  • 30-October-2021: World Thrift Day
  • 31-October-2021: National Unity Day

Important Days and Dates of November 2021


  • 5-November-2021: World tsunami day
  • 7-November-2021: National Cancer Awareness Day
  • 9-November-2021: Legal Services Day
  • 14-November-2021: Children’s Day; Diabetes Day
  • 17-November-2021: National Epilepsy Day
  • 20-November-2021: Africa Industrialization Day
  • 21-November-2021: World Television Day
  • 29-November-2021: International Day of Solidarity with Palestinian People

Important Days and Dates of December 2021


  • 1-December-2021: World AIDS Day
  • 2-December-2021: National Pollution Control
  • 3-December-2021: World Day of the Handicapped
  • 4-December-2021: Indian Navy Day
  • 7-December-2021: Indian Armed Forces Flag Day
  • 10-December-2021: Human Rights Day;
  • 11-December-2021: International Mountain Day
  • 14-December-2021: World Energy Conservation Day
  • 16-December-2021: Vijay Diwas
  • 18-December-2021: Minorities Rights Day (India)
  • 22-December-2021: National Mathematics Day
  • 23-December-2021: Kisan Divas (Farmer’s Day) (India)
  • 24-December-2021: National Consumers Day
  • 25-December-2021: Christmas Day

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