Chung Hong (Korean: 정홍; born 16 May 1993) is a South Korean tennis player. On the junior tour, Chung has a career high ITF junior ranking of 64 achieved in January 2011. Chung has a career high ATP singles ranking of 632 achieved on 2 January 2017. He also has a career high ATP doubles ranking of 624 achieved on 9 June 2014. Chung has won one ITF Futures singles title and two ITF Futures doubles titles. Playing for South Korea in Davis Cup, Chung has a win–loss record of 0–1. Chung is the older brother of Chung Hyeon, who is also a professional tennis player.