Xiaohui Fan (born 9 December 1971 in Beijing, China) is an American astronomer, and professor at University of Arizona.He graduated from Nanjing University with a BS, 1992, from Chinese Academy of Sciences with a MS in 1995, and from Princeton University with a Ph.
D., in 2000.
In 2003, Fan was named to Popular Science magazine's annual Brilliant Ten list for developing methods to investigate distant quasars.