Gaeko
- Born
- 14 January 1981 (45 years)
- Place of birth
- Seoul, South Korea
- Gender
- Male
Kim Yoon-sung, known professionally as Gaeko, is a South Korean singer and rapper. He and Choiza comprise the hip hop duo Dynamic Duo, which rose to fame upon the release of their debut album Taxi Driver in 2004. In 2015, he released his first solo album, Redingray.
