G. Sai Thanvith – IBR Achiever
G. Sai Thanvith (born on November 26, 2021) of Madurai, Tamil Nadu, is titled as ‘IBR Achiever’ for running a distance of 100 metres barefooted in 47 seconds and 55 milliseconds, at the age of 2 years and 4 months, as confirmed on April 23, 2024.