Chaerin (채린), alternatively spelled as Chaelin or Chaelyn, may refer to:
- People
- Chaerin of 1CHU, Puzzle, former member of HeyGirls
- Chealin, former member of AWESOME
- Chae Rin, former member of Brand New Day
- Lee Chaerin, former CAP-TEEN contestant
- Chaerin, former member of Chumchurum, LABELUP, and A_label
- Chae Rin of Cherry Bullet
- Chaelin, former member of FANATICS
- Jung Chae Rin, former member of HI CUTIE
- Chaerin of ICHILLIN'
- Chaerin of KELT9b
- Chaerin of MissMatch
- Chaelyn of UiU
- Chaerin, a trainee under UnionWave Entertainment
- Chaelin (currently known as Jiyul) of XoX