Kalaivani J. (born on June 13, 1978) of Tamil Nadu, India, is titled as ‘Grand Master’ for completing a bike expedition from Chennai to Pune and back in 40 hours and 5 minutes. She started the expedition at 2.55 am on June 15, 2019, and completed it at 7 pm on June 16, 2019, covering a distance of 2,313 km, as confirmed on March 23, 2024.