<Tr> <Th> Next time </Th> <Td> 14 June 2019 (2019 - 06 - 14) </Td> </Tr> <Tr> <Th> Frequency </Th> <Td> annual </Td> </Tr> <P> Every year on 14 June, countries around the world celebrate World Blood Donor Day (WBDD). The event, established in 2004, serves to raise awareness of the need for safe blood and blood products, and to thank blood donors for their voluntary, life - saving gifts of blood . </P> <P> World Blood Donor Day is one of eight official global public health campaigns marked by the World Health Organization (WHO), along with World Health Day, World Tuberculosis Day, World Immunization Week, World Malaria Day, World No Tobacco Day, World Hepatitis Day, and World AIDS Day . </P>

When is blood donation celebrated in the world