Faheem Hussain (31 July 1942 – 29 September 2009), was a Pakistani theoretical physicist and a professor of physics at the Lahore University of Management Sciences (LUMS). A research scientist in the field of superstring theory at the National Center for Physics, Hussain made contributions to the fields of superstring and string theory. He was the first Pakistani physicist to publish a research paper in the field of superstring theory. A social activist and democratic activist, he authored various scientific research papers in peer-reviewed journals.