Chinese synchronized swimmer
Shi Xin (, born 13 January 1987 in Nanjing) is a retired Chinese competitor in synchronized swimming. Xin is married and has two daughters. She is currently a synchronized swimming coach for the Mad City Aqua Stars in Madison, Wisconsin. 
She has won a silver medal at the 2009 World Aquatics Championships, 2 silvers at the 2010 FINA Synchronized Swimming World Cup, and a gold medal at the 2010 Asian Games.