World Blood Donor Day 2027
A WHO day thanking voluntary blood donors and encouraging more people to give blood regularly.
Quick facts
- Date
- June 14
- Day of the week
- Monday in 2027
- Type
- International, Awareness
- Observed in
- Global
- First observed
- 2004 (WHO day since 2005)
- Led by
- WHO
- Hashtag
- #GiveBlood
Overview
World Blood Donor Day, on June 14, thanks the people who donate blood voluntarily and highlights the need for regular, safe donations to save lives.
History
June 14 is the birthday of Karl Landsteiner, who discovered the ABO blood group system and received the Nobel Prize in 1930. The day was first held in 2004, and the World Health Assembly made it an annual WHO day in 2005.
How to celebrate
Give blood
Find a donation centre or blood drive near you.
Bring a friend
Encourage a first-time donor to come with you.
Wishes and messages
Greeting card
A 1080 × 1080 image, ready for WhatsApp, Facebook and Instagram.
Social media captions
Give blood, give life. ❤️ #GiveBlood
World Blood Donor Day dates
| Year | Date | Day of the week | Days from today |
|---|---|---|---|
| 2026 | June 14 | Sunday | Passed |
| 2027 | June 14 | Monday | 224 |
| 2028 | June 14 | Wednesday | 590 |
| 2029 | June 14 | Thursday | 955 |
| 2030 | June 14 | Friday | 1,320 |
| 2031 | June 14 | Saturday | 1,685 |
Frequently asked questions
When is World Blood Donor Day?
Every year on June 14.
Why June 14?
It is the birthday of Karl Landsteiner, who discovered blood groups.
Last updated November 2, 2026