Though there is no exact number for how many people are at least 7 feet tall, one detailed estimate concluded that there are approximately 2,800 7-footers in the world. There are currently 4 people over 8 feet tall.
The tallest living man is Sultan Kösen from Turkey. Kösen stands 8 feet 3 inches tall. The world's tallest living woman is under dispute, though some believe it is Siddiqa Parveen. Despite the immense height of both of these individuals, neither is very close in height to the world's tallest woman and tallest man ever recorded.
The world's tallest-ever woman, Zeng Jinlian, was 8 feet tall when she died at age 17. A total of 16 individuals ever have been recorded to reach a height of more than 8 feet. Jinlian is the only woman among this group.
Robert Wadlow is the tallest man on record to ever live. Wadlow reached a height of 8 feet 11 inches before he passed away at age 22. Wadlow's immense height was attributed to hypertrophy of his pituitary gland, resulting in a higher level of human growth hormone. At the time of his passing in 1940, there was no indication that Wadlow's growth was stopping.