MAY
- 01 - Labor Day
- 03 - World Press Freedom Day
- 04 - Star Wars Day
- 05 - Cinco De Mayo
- 06 - World Asthma Day
- 08 - Red Cross & Red Crescent Day
- 10 - World Fair Trade Day
- 11 - Mother's Day
- 12 - International Nurses Day
- 15 - International Day of Families
- 16 - Bike to Work Day
- 17 - World Telecommunications Day
- 18 - International Museum Day
- 22 - International Biodiversity Day
- 25 - Nerd & Geek Pride Day
- 26 - Memorial Day
- 31 - World No Tobacco Day
