Maximum times blood donated by an individual in one year
The record for donating blood for the maximum number of times in one year was set by Ranjeet Rajput (born on December 5, 1982) of Jaipur, Rajasthan. He voluntarily donated blood 12 times in a year from May 17, 2022 to April 23, 2023. He has O+ blood type, as confirmed on May 5, 2023.