World blood donor Day is celebrated each year to highlight the contribution voluntary unpaid blood donors make to public health.

World blood Donor Day (WBDD) is an annual global celebration of the millions of people throughout the world who give their blood on a voluntary, unpaid basis to save the lives of those in need.

GENEVA - on World blood donor Day, 14 June, the WHO is calling for increased regular blood donations from voluntary, unpaid donors in order to save millions of lives globally each year.