So Sim-hyang (Korean: 서심향; born on 1 July 1992) is a freestyle wrestler from North Korea. She competed in 48 kg division, but in 2013 she moved to the 51 kg division. She was the gold medalist at the 2010 Asian Games and three times Asian Championships bronze medalist. She also has two world Championship bronze medals under her name. So is also considered the best female wrestler of North Korea. She represents the Amnokgang Sports Team.