Jeon Hee-jin (Korean: 전희진; pronounced[tɕʌnçidʑin]; born October 19, 2000), known mononymously as Heejin (occasionally stylized as HeeJin) is a South Korean singer. She is a member of Loona, its sub-unit Loona 1/3, and Artms. She released her debut extended play K on October 31, 2023.
Early life
Jeon Hee-jin was born on October 19, 2000, in Daejeon, South Korea, the youngest of three children with two older sisters. She graduated from Hansung Girls High School in 2019.
On September 26, 2016, Blockberry Creative announced that Heejin was going to be the first member of their upcoming girl group Loona. As part of the group's pre-debut release strategy, Heejin then went on to release her self-titled single album alongside its single "Vivid" on October 5.
In November 2016, Heejin was featured on the song "I'll Be There" on the debut single album of Loona member HyunJin. The two also later featured on the song "The Carol", which was released as part of Loona member Haseul's debut single album in December, 2016. In January 2017, Heejin would collaborate again with Hyunjin for the song "My Sunday" which was released as part of Loona member Yeojin's debut single album.
On February 14, 2017, Heejin was announced to debut in Loona's first sub-unit Loona 1/3 alongside members Haseul, Hyunjin, and Vivi. They subsequently debuted on March 13 with their mini album Love & Live. In October, Heejin auditioned alongside members Haseul, and Hyunjin for the survival reality show Mix Nine. She passed the audition, and went on as a participant until the final episode, where she finished 4th amongst the female participants.
On March 30, 2018, Heejin featured on the song "Rosy" alongside her members Go Won and Hyeju, which was part of the latter's debut single album. Heejin officially debuted with Loona as a full group on August 20, 2018, with the release of their debut EP [+ +].
On November 28, 2022, JTBC Entertainment News reported that nine members of Loona, including Heejin, had filed an application for a provisional injunction to suspend their exclusive contract with Blockberry Creative, following member Chuu's expulsion three days earlier.
2023–present: Solo activities and re-debut with Artms
On January 13, 2023, it was reported that Heejin, alongside Odd Eye Circle members Kim Lip, Jinsoul, and Choerry, had been granted a preliminary injunction against her contract with Blockberry Creative. On March 17, Heejin signed an exclusive contract with Modhaus, an agency founded by Loona's former creative director Jaden Jeong On April 1, Heejin was announced as a member of Artms along with other Loona members Kim Lip, Jinsoul, and Choerry. She made her solo debut with the extended play K on October 31. The English and rock versions of the lead single "Algorithm" were released on September 23, 2024.
On November 13, 2025, Heejin released the digital single "Savior" (stylized as "sAvioR"), a rock song, accompanied by a music video.
↑Choi, Gyeong-guk (November 17, 2016). 이달의 소녀 현진, 17일 싱글 '다녀가요' 발매 (in Korean). Sports Dong-a. Archived from the original on November 2, 2023. Retrieved November 2, 2023.
↑Jang, Hyeon-jeong (December 14, 2016). 이달의 소녀, 단체곡 '더 캐롤' 티저 공개 (in Korean). Sports Dong-a. Archived from the original on November 2, 2023. Retrieved November 2, 2023.
↑Jeon, Hyo-jin (January 17, 2017). 이달의소녀 희진·현진, 찰떡 케미 '마이 선데이' MV 공개 (in Korean). Sports Dong-a. Archived from the original on November 2, 2023. Retrieved November 2, 2023.
↑Park, Sang-hoo (November 28, 2022). [단독]이달의 소녀 비비·현진 제외 9명 계약 해지 소송 중[[Exclusive] 9 contract cancellation proceedings excluding Loona Vivi and Hyunjin] (in Korean). JTBC. Archived from the original on November 28, 2022. Retrieved November 28, 2022– via Naver.
↑Choi, Hye-jin (January 13, 2023). 이달의 소녀, 일부 멤버 계약해지 소송 승소...소속사 "확인 중" [공식][Loona wins the lawsuit for contract termination of some members...Agency "confirming" [Official]] (in Korean). MT Star News. Archived from the original on January 16, 2023. Retrieved January 16, 2023– via Naver.
↑Ahn, Byeong-sil (April 1, 2023). 이달소 4인 'Artms' 프로젝트 시동[Loona 4-member 'Artms' project started] (in Korean). Sports Kyunghyung. Archived from the original on April 18, 2024. Retrieved April 29, 2024– via Naver.
↑Hong, Eun-hye (September 23, 2024). 아르테미스 희진, '알고리즘' 록&영어 버전 '특별 발매'[Artms Heejin, 'Algorithm' rock & English version 'special release'] (in Korean). ET News. Archived from the original on September 23, 2024. Retrieved September 23, 2024– via Naver.
↑Heejin 'Algorithm' MV (Music video). Official Artms. October 31, 2023. Archived from the original on November 2, 2023. Retrieved November 2, 2023– via YouTube.
↑K (EP) (photobook). HeeJin. South Korea: ModHaus, Kakao Entertainment. 2023. Credits.{{cite AV media notes}}: CS1 maint: others in cite AV media (notes) (link)
↑Lee, Ho-yeon (September 27, 2017). 이달의소녀 희진·현진·하슬 주연 웹드라마, 2천만뷰 돌파[LOONA's web drama starring Heejin, Hyunjin, and HaSeul exceeded 20 million views.]. Herald Pop. Archived from the original on July 6, 2024. Retrieved July 6, 2024– via Naver.
↑Ji, Min-kyoung (October 5, 2023). '편의점 베짱이' 이번엔 단골 고객 이야기..김상우X희진 출격 [종합]['Convenience store's best friend.' This time, the story of a regular customer... Kim Sang-woo X Hee-jin will come out. [Roundup]]. OSEN. Archived from the original on July 6, 2024. Retrieved July 6, 2024– via Naver.
