Kim Won-jin (born August 24, 1984, Seoul) is a South Korean épée fencer who coaches at the Seoul Physical Education High School. Kim Won-jin has placed in the top eight at many international events, winning both the Asian Games and Asian Championships twice. He won the 2006 Asian Games in the men's individual épée. He says the inspirational figure in his life is Shim Jae-sung, another South Korean épéeist. He fences left-handed and is 1.78 metres (5 ft 10 in) tall.