Gu Songfen (Chinese: ???; born 4 February 1930) is a Chinese aircraft designer.
He participated in the design of the Shenyang JJ-1, China's first jet trainer, and was the chief designer of the Shenyang J-8 and J-8II, China's first high-speed, high-altitude interceptor fighter jets.
He served as vice president and chief designer of the Shenyang Aircraft Design Institute, and is an academician of both the Chinese Academy of Sciences and the Chinese Academy of Engineering.