Tarun Karthikeyan – IBR Achiever
Tarun Karthikeyan (born on March 19, 2015) of Chennai, Tamil Nadu, is titled as ‘IBR Achiever’ for identifying the flags and recalling the names of 195 countries (UN recognised) in 4 minutes and 31 seconds by viewing the inverted ( upside down) images of the flags on a laptop screen, at the age of 10 years and 3 months, as confirmed on July 2, 2025.
