Samiullah Khan (Urdu: سمیع اللہ خان) (born September 6, 1951, Bahawalpur, Pakistan) is a former field hockey player from Pakistan, who was nicknamed The Flying Horse because of his great speed. He played as a left winger for his native country in 1970s and 1980s.
He was instrumental in Pakistan's bronze medal in the 1976 Summer Olympics in Montreal, and winning gold in Asian Games in Bangkok in 1978. Khan retired from international hockey in 1982 while he was a captain of Pakistan. His brother Kaleemullah Khan also played for the national field hockey team of Pakistan. He later managed the Pakistani team, quitting in 2005.
Samiullah is also nephew of Motiullah, who was member of the 1960 Rome Olympics gold-winning Pakistan hockey side.