tallest man in the world

The tallest man ever recorded in history was Robert Wadlow from the USA, who reached a height of 8 feet 11.1 inches (272 cm). As of 2025, the tallest living man is Sultan Kösen from Turkey, who measures 8 feet 2.8 inches (251 cm). Sultan Kösen's height results from conditions gigantism and acromegaly caused by a tumor affecting his pituitary gland, and he has held the record for tallest living man since 2009.