Chaei (채이), alternatively spelled as Chaeyi or stylized as ChaeE and ChaeY, may refer to:
- People
- Chae i of Chic&I's and ICU
- Chaei of LOVE ONE, former member of eite
- ChaeE (currently known as Esha) of X:IN, former member of LAONZENA, G-(i)Kon, Rusty.G and MEP-C
- ChaeE, former member of A-Daily
- Chaei, former member of Baby Boo
- ChaeY, former member of CRAXY
- Oh Chae Yi (formerly known as Yujin and Soyun), former member of Playback