Acting
Birthday: 1994-04-22
Place of Birth: Seoul, South Korea
Also Known As: 효진, Hyojin, Ким Хё Чжин, 김효진, Хёчжин, ONF
Kim Hyo-jin, known mononymously as Hyojin, is a South Korean singer and lyricist under KI Entertainment. He is the leader of the boy group ONF and its ON team sub-unit.
![2025 ONF CONCERT [THE MAP:STRANGER’S PATH]](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2FpvF5lXWpkD3HuDDJSXeXtKXlZD1.jpg&w=3840&q=75)
![2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2FvQmZPhEa8KrUCwrqRqMpl9pube9.jpg&w=3840&q=75)
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2FzyN3yVwFR1NoZGgxd77aZ4etce7.jpg&w=3840&q=75)
![온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 1](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2F6DhiTgCYAg09SDRLGCktfByp6xD.jpg&w=3840&q=75)
![ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2F4wjPi5x2igYJI9jrbE5QcJhSW8X.jpg&w=3840&q=75)
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2Fwhume1STRxwi0EVBYU8ZMk669nG.jpg&w=3840&q=75)
![ONF [FOCUS ON AND OFF]](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2FAu7UBGXv8opgUV1V7lUzl4Bu2i2.jpg&w=3840&q=75)
