Xu Yinchuan (Chinese: 许银川) is currently considered to be one of the world's best players in xiangqi, or Chinese chess.
Xu was born in Huilai, Guangdong Province, China, in August 1975. He is one of a handful of grandmasters from Guangdong Province, which is notable for being the home of many famed grandmasters of xiangqi, including Yang Guanli, Cai Furu and Lu Qin. Xu's major achievements in xiangqi include but are not limited to the following:
- champion in Chinese National Xiangqi Individual Championship in 1993, 1996, 1998, 2001, 2006 and 2009;
- starter of the champion team of Guangdong in Chinese National Xiangqi League in 1989, 1993, 1999, 2000, 2001, 2002, 2004 and 2006;
- champion in the 7th Asian Xiangqi Individual Championship;
- starter of the champion team of China in the 7th, 8th and 9th Asian Xiangqi Championship;
- champion in the 6th, 8th and 10th World Xiangqi Individual Championship.