Heejin (희진), alternatively spelled as Huijin, may refer to:
- Artists
- Song Heejin, a soloist singer-songwriter and producer under Solcire Music, also a former member of GOOD DAY
- Uhm Hee Jin, a soloist singer under Awesome Music Company
- Kim Hee Jin, a soloist trot singer and member of The Two Sisters
- People
- HeeJin of ARTMS, LOONA and LOONA 1/3
- Huijin of Closer
- Jeon Heejin of LUTH
- Huijin of Rush and Cherish
- Huijin of MCND
- Huijin of TOP GIRL
- Heejin, former pre-debut member of Amyx
- Lee Heejin, former member of Baby V.O.X
- Heejin, former member of Lolli Pop
- Heejin, former member of Martini and former Stars Awakening contestant
- Heejin, former pre-debut member of SIOSIJAK
- Music