Lee Seungjoon
Acting·January 13, 1995 — 31 years old·Seoul, South Korea
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
![2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw342%2FvQmZPhEa8KrUCwrqRqMpl9pube9.jpg&w=3840&q=75)
![2025 ONF CONCERT [THE MAP:STRANGER’S PATH]](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw342%2FpvF5lXWpkD3HuDDJSXeXtKXlZD1.jpg&w=3840&q=75)
Filmography · 14
20262026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]SEUNGJUN20252025 ONF CONCERT [THE MAP:STRANGER’S PATH]SEUNGJUN2024온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2SEUNGJUN2024온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1SEUNGJUN2024온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 2SEUNGJUN2024온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 1SEUNGJUN2024ONF [FOCUS ON AND OFF]TVSEUNGJUN2021ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]SEUNGJUN2021Dive Into ONFTVJ-US2020Can I Step In?TVKwon Sang Hae2020Road to KingdomTVSelf - Contestant2018Idol RadioTVSpecial DJ2018Star RoadTV2011Weekly IdolTVSelf