Question: Who is the tallest person on the earth?
Disambiguated questions and answers: question: Who has the stage name the tallest person on the earth?
Who is the tallest man in recorded history on the earth?
Who is the unconfirmed tallest woman in history on the earth?
Who is the tallest confirmed woman in recorded history on the earth?
answer: Kristian Matsson
Robert Wadlow
Trijntje Keever
Zeng Jinlian
Natural Questions answer: Ajaz Ahmed (from the Wikipedia article "List of tallest people")