Gyujin is the the stage name of Han Gyu Jin, a South Korean singer. Born on November 21, 1997, Gyujin is the lead vocalist for the K-pop boy group UP10TION, which debuted in 2015. In 2017, Gyujin starred in “UP10TION Please,” a Soompi Original series where the members of UP10TION compete in fun challenges.