Acting
Lee Seung-jun
Born 1995-01-13 · Seoul, South Korea
Lee Seung-jun, known mononymously as Seungjun and formerly known as J-Us, is a South Korean singer and lyricist under KI Entertainment. He is a member of the boy group ONF and its OFF team sub-unit.
Credits
Newest first![2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]](https://image.tmdb.org/t/p/w185/vQmZPhEa8KrUCwrqRqMpl9pube9.jpg)
2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]as SEUNGJUN2026![2025 ONF CONCERT [THE MAP:STRANGER’S PATH]](https://image.tmdb.org/t/p/w185/pvF5lXWpkD3HuDDJSXeXtKXlZD1.jpg)
2025 ONF CONCERT [THE MAP:STRANGER’S PATH]as SEUNGJUN2025![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2](https://image.tmdb.org/t/p/w185/whume1STRxwi0EVBYU8ZMk669nG.jpg)
온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2as SEUNGJUN2024![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1](https://image.tmdb.org/t/p/w185/zyN3yVwFR1NoZGgxd77aZ4etce7.jpg)
온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1as SEUNGJUN2024![온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 2](https://image.tmdb.org/t/p/w185/6DhiTgCYAg09SDRLGCktfByp6xD.jpg)
온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 2as SEUNGJUN2024- 온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 1as SEUNGJUN2024
![ONF [FOCUS ON AND OFF]](https://image.tmdb.org/t/p/w185/Au7UBGXv8opgUV1V7lUzl4Bu2i2.jpg)
ONF [FOCUS ON AND OFF]as SEUNGJUN2024![ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]](https://image.tmdb.org/t/p/w185/4wjPi5x2igYJI9jrbE5QcJhSW8X.jpg)
ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]as SEUNGJUN2021
Dive Into ONFas Self2021
Can I Step In?as Kwon Sang Hae2020
The Silence Of IDOL2020
Road to Kingdomas Self - Contestant2020
Idol Radioas Special DJ2018
Star Roadas Self2018
Weekly Idolas Self2011