Hyojin (효진) is a South Korean singer and lyricist under WM Entertainment. He is a member of the boy group ONF and its ON team subunit.
![ONF [FOCUS ON AND OFF]](https://image.tmdb.org/t/p/w300_and_h450_bestv2/Au7UBGXv8opgUV1V7lUzl4Bu2i2.jpg)
