Sun Yang is a Chinese swimmer born on December 1, 1991, in Hangzhou, China. He is known for his exceptional talent in long-distance freestyle events, particularly the 400m, 800m, and 1500m races. Sun has won multiple medals at the Olympic Games and World Championships, establishing himself as one of the top swimmers in the world. Throughout his career, Sun Yang has set several world records and has been a dominant force in competitive swimming. His achievements have made him a prominent figure in the sport, although he has also faced controversies, including doping allegations that have impacted his reputation and career.