Qian Ji (Chinese: 钱骥; 27 December 1917 – 28 August 1983) was a Chinese physicist and aerospace engineer who was instrumental in the development of China's first satellite, the Dong Fang Hong I, and its first successful 3-in-1 satellite launch, the Shijian 2. In 1999, he was posthumously awarded the Two Bombs, One Satellite Meritorious Medal.