tallest person alive.

who is the tallest perosn alive? Sultan Kösen holds the Guinness world record for being the tallest perosn alive at 2.51 m. Sultan Kösen is a turkish farmer, he was born on 10 of December 1982. he has one sibling. why is Sultan Kösen so tall? Kösen's growth resulted from the conditions gigantism and acromegaly, caused by a tumour affecting his pituitary gland. Due to his condition, he uses crutches to walk