Sansan Chien (Chinese: 簡郁珊; pinyin: Jiǎn Yùshān; 1 July 1967 – 24 October 2011) was a Taiwanese composer of contemporary classical music.

When she was fifteen, her family moved to the United States, settling in Sylvania, Ohio where she completed her high school education.

[2] During the time of her studies at Indiana University she became a naturalized US citizen, but opted to retain her ROC (Taiwan) citizenship as well.

Together with her husband, Paul San Gregory, a composer and professor of music, they created an intense and encouraging learning environment that has benefited many NKNU graduates.

Sansan Chien died at the age of 44 on Monday, Oct. 24, 2011, in Chang Geng Memorial Hospital, Kaohsiung, Taiwan, following a difficult struggle with cancer.