1st MayInternational Labour Day or May Day, Maharashtra Day
3rd MayPress Freedom Day
4th- MayCoal Miners Day, International Firefighter’s Day
7th- MayWorld Athletics Day, Rabindranath Tagore Jayanti
8th- MayWorld Red Cross Day, World Thalassemia Day
11th- MayNational Technology Day
12th- MayInternational Nurses Day
15th- MayInternational Day of Families
17th- MayWorld Telecommunication Day, World Hypertension Day
18th- MayWorld AIDS Vaccine Day, International Museum Day
21st- MayNational Anti-Terrorism Day
22nd- MayInternational Day for Biological Diversity
31st- MayAnti-Tobacco Day