Ko Ki-Gu (Korean: 고기구, born on 31 July 1980) is a South Korean footballer who plays as a forward. His first A-match was at the East Asian Cup 2008 against China on February 17, 2008. In this match, he assisted the last goal, which was scored by Kwak Tae-Hwi. He was member of South Korea of 2010 FIFA World Cup qualification. He played two games that played in Seoul, South Korea. The opponents were Jordan and North Korea, respectively.