Zhang Jinjing (, born November 1, 1977), also known as "JJ", is a Chinese gymnast. He competed at the 1996 Summer Olympics in Atlanta, winning a silver medal in men's team competition, as well as placing fourth in parallel bars and individual all-around. At the World Gymnastics Championships he won gold medals in 1995 and 1997 in men's team competition, shared a bronze for the horizontal bar in 1995, and took the individual gold medal for parallel bars in 1997.
In 2011, JinJing moved to the United States and began coaching at Champions Academy in Morgan Hill, CA, giving instruction not only to local youth, but also to NCAA All-around Champion and Stanford University graduate, Sho Nakamori.