Jeon Hee-jin (전희진), also known simply as HeeJin (희진), is the first revealed member of LOONA and a member of its first sub-unit, LOONA 1/3. She is a South Korean singer and lyricist. Currently, she is signed with MODHAUS agency under their ARTMS project. In October 2023, she made her solo redebut.
![LOONA 1st World Tour : [LOONATHEWORLD] In Seoul Day2 poster](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2FdOAZotAiLxwzlsQyXu2aAdpYkvd.jpg&w=1920&q=75)
![LOONA 1st World Tour : [LOONATHEWORLD] In Seoul Day1 poster](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2FwL1JRmB8PPrOKVlMjrrR6CDTJBV.jpg&w=1920&q=75)
![LOOΠΔ On Wave [LOOΠΔTHEWORLD : &] poster](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2FygcTQ4fgZpgbb65hqOAjLHmLyJA.jpg&w=1920&q=75)
![LOONA On Wave [LOONATHEWORLD : &] poster](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2FifG7Zpt6gdWlDlgrm0vjTRMbdTV.jpg&w=1920&q=75)
![LOONA Premier Greeting [D&D] poster](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2FzprZHNTaUsGOL63mDiCHriNOGwJ.jpg&w=1920&q=75)
![LOONA On Wave [LOONATHEWORLD : Midnight Festival] poster](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2FsN7K7AMZv05IkhB3HPAhjP4R8rL.jpg&w=1920&q=75)
![LOONA [#] Showcase poster](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2FrSZ1tINSxCh1E9P0GHjbQBRUxXl.jpg&w=1920&q=75)
