Adrian D. Smith (born August 19, 1944) is an American architect of international renown, having designed many landmark buildings including the world’s two tallest structures: Burj Khalifa, completed in 2010 in Dubai, and Jeddah Tower, in Jeddah, Saudi Arabia. He was the lead architect of some of the world's most recognizable buildings including Trump International Hotel & Tower in Chicago, Illinois; Jin Mao Tower in Shanghai, China and Zifeng Tower in Nanjing, China.