Zia Mian (Urdu: ضياء میاں ) is a Pakistani-American physicist, nuclear expert, nuclear policy maker and research scientist at Princeton University. Currently, he is the director of the Project on Peace and Security in South Asia, at the Program on Science and Global Security. He is the editor of several books, his books heavily focus on the issues concerning nuclear science, nuclear technology, and Science and technology in Pakistan. Zia Mian has played a pivotal role in Pakistan's peaceful use of nuclear technology and helped make two documentary films on peace and security in South Asia. Mian has been listed as one of the 15 Asian Scientists To Watch by Asian Scientist Magazine on 15 May 2011. He was named a Fellow of the American Physical Society in 2021.