Largest blood donation
Who
Saint Gurmeet Ram Rahim Singh Ji Insan
What
43732 people
Where
India Sirsa , Haryana , India
When
The largest blood donation involved 43,732 participants and was organised by Saint Gurmeet Ram Rahim Singh Ji Insan (India) at Dera Sacha Sauda, Haryana, India, on 8 August 2010. Each participant donated a unit of blood.