Song Maojin (Sung Mao-chin, traditional: 宋懋晉, simplified: 宋懋晋); was a Chinese landscape painter during the Ming Dynasty (1368–1644). His specific dates of birth and death are unknown.
Song was born in the Songjiang province. His style name was 'Mingzhi'. Song studied under Song Xu, and his reputation for landscapes rivaled Zhao Zuo and Liu Jue.