Famed writer won Nobel Peace price in 1986.
The world center for Holocaust research, the Yad Vashem Holocaust Memorial announced the death of the American writer on its Twitter account.
Wiesel was held at the Auschwitz concentration camp in Poland where his mother and one of his sisters were killed, when he was a teen. Wiesel and his father were deported to the concentration camp at Buchenwald, where his father was also killed
His family, except for two sisters, all died in the Nazi camps.
Wiesel became famous for his classic memoir Night, which tells stories from his days at the camp.
He also wrote many other books and delivered worldwide lectures.
Wiesel was awarded the Nobel Peace Prize in 1986 and was called as a "messenger to mankind".
Picture 2 by Chris Greenberg, White House Employee