1. Robert Wadlow 8
feet 11 inches (2m 72cm)
Robert Pershing Wadlow was born in Illinois on February 22, 1918 he
was also known as Alton Giant or Giant of Illinois or the tallest man in the
history of the human kind. He was 8 feet 11 inches (2m 72cm) tall and weighted
around 220 kg. He became famous for his abnormal height caused by an extremely
high level of human growth hormone. He died at the age of 22.
2. Don Koehler 8
feet 2 inches (2m 49cm)
Don suffered from a medical
condition known as acromegalic gigantism. He was the tallest man on planet in
the period from 1969 to 1981. Koehler and his twin sister were born to their
abnormally high parents. He died in 1981 at the age of 55 from a heart
condition.
3. Zeng Jinlian 8
feet 1.75 inches (2m 48cm)
Zeng Jinlian was another
medical phenomenon and the tallest woman in history in the period between 1964
and 1982. She was 8 feet 1.75 inches (2m 48cm) tall. She had medical problems
with her spine and couldn't stand straight do to her height. She died at the age
of 17.
4. Sultan Kosen 8 feet 1.5 inches (2m
47cm)
He is one of the 12
individual people who grew over 8 feet. He was born in 1983 and is a Turkish
basketball player. He is the tallest basketball player in the history. He has
some back problems and couldn't stand straight therefore he was measured 2m 42cm
but after his operation he was measured 2m 47cm.
5. Zhao Liang 8
feet 1.1 inches (2m 47cm)
Zhao Liang was born in 1982
and grew to a height of 8 feet 1.1 inches (2m 47cm). He is a circus performer in
China.