Hong Seung-ki (Korean: 홍승기; born 4 October 1984) is a South Korean badminton player.[1] Hong educated at the Seoul Physical Education High School, and has won five national junior title since in the first grade.[2] He was part of the national junior team that won the silver medal at the 2000 World Junior and 2002 Asian Junior Championships.[2][3] Hong clinched the boys' singles title at the 2002 Dutch Junior, and was ranked 1 in the national junior at that year.[2] He entered the Inha University, and after graduated he join the Miryang city team.[4] Hong won his first international title at the 2003 Canada International tournament in the men's singles event.[5] In 2009, he finished as the semi-finalists at the 2009 Singapore International Series in the men's singles and doubles event,[6] he then took the men's singles title in Singapore in 2010.[7]