| 1st April | Orissa Day, Prevention of Blindness week |
| 2nd April | World Autism Awareness Day, International Children’s Book Day |
| 4th April | International Day for Mine Awareness |
| 5th April | National Maritime Day |
| 6th April | International Day of Sport for Development and Peace |
| 7th April | World Health Day (On this very day in the year 1948, WHO was formed, however, the first World Health Day was observed in the year 1950) |
| 10th April | World Homeopathy Day |
| 11th April | National Safe Motherhood Day, National Pet Day |
| 12th April | Equal Pay Day |
| 13th April | Jallianwallah Bagh Massacre Day (1919) |
| 14th April | B.R. Ambedkar Remembrance Day |
| 17th April | World Hemophilia Day |
| 18 April | World Heritage Day |
| 21st- April | National Civil Service Day, Secretaries’ Day |
| 22nd- April | World Earth Day |
| 23rd- April | World Book and Copyright Day |
| 24th- April | National Panchayati Day |
| 25th- April | World Malaria Day |
| 26th- April | World Intellectual Property Day |
| 28th- April | World Day for Safety and Health at Work, World Veterinary Day |
| 30th- April | Ayushman Bharat Diwas |
