Liu Xiang (scholar)

Liu Xiang
Born	Liu Gengsheng 77 BCE Xuzhou, Han dynasty
Died	6 BCE (aged 71)
Issue	Liu Xin
Father	Liu De, Marquis Miao of Yangcheng
Religion	Confucianism
Occupation	Astronomer, historian, librarian, poet, politician, writer

Liu Xiang (77–6 BCE^[1]), born Liu Gengsheng and bearing the courtesy name Zizheng, was a Chinese astronomer, historian, librarian, poet, politician, and writer of the Western Han dynasty. Among his polymathic scholarly specialties were history, literary bibliography, and astronomy. He is particularly well known for his bibliographic work in cataloging and editing the extensive imperial library.