Hello how may I help you? Hello. who is the tallest person in the world? Do you mean the tallest living person? Or the tallest person of all time? The tallest living person. The tallest living person is Shorty Jones Who holds the all time record? The Tallest person of all time is Lou Tallboy How tall was he? He was 17 feet tall! Wow! how about Shorty Jones? Shorty Jones is 16.8 feet. Not quite tall enough to beat the all time record Thank you! You're welcome!