Sun Song (Chinese: 孙崧; pinyin: Sūn Sōng, born in 1987) is a Chinese mathematician whose research concerns geometry and topology. A Sloan Research Fellow, he was a professor in the Department of Mathematics of the University of California, Berkeley from 2018 until 2023. In 2019, he was awarded the Oswald Veblen Prize in Geometry. As of 2024, Sun is a professor at the Institute for Advanced Study in Mathematics (IASM), Zhejiang University.[1]