Fazlur Khan

Fazlur Rahman Khan (ফজলুর রহমান খান) (April 3, 1929 – March 27, 2013) was an Indian American structural engineer and architect. He and his business partner Bruce Graham are known for designing the Willis Tower and the 875 North Michigan Avenue both in Chicago, Illinois. He was one of the most well-known architects in the 20th century.
Khan was born on April 3, 1929 in Kolkata then when he was 14, moving to Dhaka, He studied at The University of Calcutta, and at the University of Jeddah.
He was married to Liselotte Khan until his wife death in 1990. He died in 2015 at the age 85