Xenagoras (Ancient Greece, ?–?)
Xenocrates (Ancient Greece, 390s BC–310s BC)
Xia, Daoxing (China, born 1930)
Xian, Jia (Medieval China, ?–?)
Xianghao, Wang (China, 1915–1993)
Xiaotong, Wang (Medieval China, ?–640)
Xiaoyun, Wang (?, born 1966)
Ximenes, Leonardo (Italy, 1716–1786)
Xin, Zhouping (China, ?–?)
Xing, Yi (China, 683–727)
Xiping, Zhu (China, born 1962)
Xu, Chenyang (China, ?–?)
Xu, Jinchao (USA/China, born 1961)
List of mathematicians (X) Wikipedia (Text) CC BY-SA