Personal Info
Known For
Acting
Born
January 13, 1995 (age 31)
Place of Birth
Seoul, South Korea
Also Known As
J-US
제이어스
이승준
Lee Seung Jun
Ли Сон Чон
Lee Seungjoon
Biography
Lee Seung Jun, better known by his stage name J-US, is the leader, vocalist and dancer of the boy group ONF.
On December 27, 2021, he enlisted as an active-duty soldier.
Known For
TV
Weekly Idol
Self
2011
TV
Idol Radio
Special DJ
2018
TV
Star Road
2018
TV
Road to Kingdom
Self - Contestant
2020
TV
Can I Step In?
Kwon Sang Hae
2020
![온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 2](https://image.tmdb.org/t/p/w342/6DhiTgCYAg09SDRLGCktfByp6xD.jpg)
Film
온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 2
SEUNGJUN
2024
Film
온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 1
SEUNGJUN
2024
TV
Dive Into ONF
J-US
2021
![ONF [FOCUS ON AND OFF]](https://image.tmdb.org/t/p/w342/Au7UBGXv8opgUV1V7lUzl4Bu2i2.jpg)
TV
ONF [FOCUS ON AND OFF]
SEUNGJUN
2024
![2025 ONF CONCERT [THE MAP:STRANGER’S PATH]](https://image.tmdb.org/t/p/w342/pvF5lXWpkD3HuDDJSXeXtKXlZD1.jpg)
Film
2025 ONF CONCERT [THE MAP:STRANGER’S PATH]
SEUNGJUN
2025
![ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]](https://image.tmdb.org/t/p/w342/4wjPi5x2igYJI9jrbE5QcJhSW8X.jpg)
Film
ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]
SEUNGJUN
2021
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2](https://image.tmdb.org/t/p/w342/whume1STRxwi0EVBYU8ZMk669nG.jpg)
Film
온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2
SEUNGJUN
2024
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1](https://image.tmdb.org/t/p/w342/zyN3yVwFR1NoZGgxd77aZ4etce7.jpg)
Film
온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1
SEUNGJUN
2024
![2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]](https://image.tmdb.org/t/p/w342/vQmZPhEa8KrUCwrqRqMpl9pube9.jpg)
Film
2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]
SEUNGJUN
2026
Filmography
2026Film2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]as SEUNGJUN2025Film2025 ONF CONCERT [THE MAP:STRANGER’S PATH]as SEUNGJUN2024Film온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2as SEUNGJUN2024Film온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1as SEUNGJUN2024Film온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 2as SEUNGJUN2024Film온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 1as SEUNGJUN2024TVONF [FOCUS ON AND OFF]as SEUNGJUN2021FilmONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]as SEUNGJUN2021TVDive Into ONFas J-US2020TVCan I Step In?as Kwon Sang Hae2020TVRoad to Kingdomas Self - Contestant2018TVIdol Radioas Special DJ2018TVStar Road2011TVWeekly Idolas Self