World’s Tallest Man Sultan Kosen Of Turkey - Sultan Kosen, from Turkey, has been unveiled as the tallest man on the planet at the launch of the latest Guinness World Records book. Kosen struggles to stand unaided, cannot fit into a normal car and has to have his clothes specially made. Guinness World Records said that 8 foot 1 inch (2.47 meters) Sultan Kosen, from the town of Mardin in eastern Turkey, is now officially the tallest man walking the planet.