22
September

2026 World Marrow Donor Day

SUPPORT SAVING LIVES

Ready to get active?

Join the global movement this World Marrow Donor Day (#WMDD) and bring hope to those battling blood cancer and other life-threatening diseases.

Every registration, every share, every story brings us one step closer to saving a life. 💪

Explore the ideas on the World Marrow Donor Day website and choose your way to make an impact. Because someone, somewhere, is counting on a Hope Hero like you.
Together, we can turn compassion into cures. 💞

Every year on 22 September, World Marrow Donor Day is celebrated all over the world to thank and celebrate voluntary stem cell donors, that have signed up selflessly to be a donor for any patient in need of a life-saving stem cell transplant.

Can you make a difference for patients and donors worldwide? Become a World Marrow Donor Day Partner and support saving lives! View our Partnership Prospectus for more information and if you have questions, please email our Community Relations Manager, rhian.voskamp@wmda.info