Superstar K6 (Korean: 슈퍼스타 K6) is the sixth season of the South Korean television talent show series Superstar K, which premiered on 22 August 2014 on Mnet and aired Friday nights at 11PM KST. Eliminations were determined in each episode based on text message votes and online votes open to the public. The winner of Superstar K6, Kwak Jin-eon, received 500,000,000 won (US$470,990) worth of prizes and benefits; 300,000,000 won (US$282,486) in cash prizes and 200,000,000 won (US$188,324) for record producing. Lee Seung-chul and Yoon Jong-shin returned as judges. The season also saw the addition of Kim Bum-soo and Baek Ji-young as judges following the departure of Lee Ha-neul [ko] of DJ DOC.

Kwak Jin-eon (곽진언, born October 23, 1991) is from Seoul, South Korea.

Kim Feel (김필, born August 27, 1986) is from Seoul, South Korea.

Burstered (버스터리드) is a five-member rock band from Seoul, South Korea. The group consists of No Dae-gun (노대건, 26), Jung Sang-yun (정상윤, 20), An Jun-yong (안준용, 26), Lee Gye-jin (이계진, 26), Cho Hwan-hee (조환희, 26).

Brian Park (브라이언 박, born June 9, 1993) is from Seoul, South Korea.

Song Yu-vin (송유빈, born April 28, 1998) is from Daegu, South Korea. In 2016 he debuted in South Korean music group "Myteen" under The Music Works.

Foxstar (여우별밴드) is a four-member teen female band from Hampyeong, South Jeolla Province, South Korea. The group consists of Baek Chae Lin (백채린, 19), Baek Yu Lin (백유린, 18), Kim Da Seul (김다슬, 18), Lee Seul (이슬, 18).

Lee Jun-hee (이준희, born January 7, 2000) is from Gunsan, South Korea.