Sui Xinmei (born January 29, 1965) is a Chinese shot putter who won the silver medal at the 1996 Summer Olympics in Atlanta.

She also won the 1991 IAAF World Indoor Championships as well as the Asian Games in 1990 and 1994 and the Asian Championships in 1995. She won silver medals at the 1998 Asian Championships and the 1997 East Asian Games.

Her Personal Best of 21.66 m, thown in Beijing in 1990, ranks her 10th on the shot put all-time lists.