Jeon Jeong-guk (hangeul: 전 정국; hanja: 田 柾 國), better known by his stage name Jungkook (hangeul: 정국), is a South Korean singer, dancer and songwriter. He was born on September 1, 1997 in Busan. He is a member of the South Korean musical group BTS . Jungkook is the main vocalist of the band.