Xu Xing ((Chinese: 徐星 or Xú Xīng) is a Chinese paleontologist who has named more dinosaurs than any other living paleontologist. Well-known examples include Guanlong, Gigantoraptor, and Mei.

Among Xu's paleontological contributions have been discovery and analysis of dinosaur fossils with avian characteristics, and development of theories in regarding the evolution of feathers.


Xu XIng was born in Xinjiang, China, in July 1969. He graduated from the department of geology of Peking University in 1995, and is currently a researcher at the Institute of Vertebrate Paleontology and Paleoanthropology of the Chinese Academy of Sciences in Beijing. Xu had originally planned to be a economist, but he had been assigned to the department of geology by Chinese Authorities.