Hello how may I help you? I want to know who the tallest person in the world is i have a question okay. What is your question? do you mean the tallest living person or the tallest person of all time? Can you give me both the tallest person now and the tallest person of all time? Sultan Kosen is the tallest living man Okay and who is the tallest person of all time? Robert Wadlow Thank you for the info no problem anything else? Nope