Lee Jiham (이지함), previously known as Lee Donghun (Korean: 이동훈; Japanese: イ・ドンフン; or simply Donghun), is a South Korean singer. He is the main vocalist of the boy group A.C.E and one half of the duo D&J.
He is also known for being a contestant on the reality survival shows MIXNINE and Build Up : Vocal Boy Group Survivor.
Career[]
2017–2018: MIXNINE[]
In 2017, Donghun, and his fellow members Kim Byeongkwan and Wow, became a contestant on the JTBC's new survival show MIXNINE. He made it to the final line up after achieving 8th place, but unfortunately, after much discussion, it was decided the MIXNINE group would not debut.[1]
2023: Change of stage name[]
On August 13, Beat Interactive announced that Donghun has changed his stage name and would be going by his given name Lee Donghun for future group activities from this point moving forward.[2]
2024: Build Up, debut with D&J[]
In January 2024, he was revealed as a contestant on Mnet's reality survival show Build Up : Vocal Boy Group Survivor.[3] In the final episode his team, The Partners, placed second.
On July 8, it was revealed that Lee Donghun and Park Je Up will be teaming up as D&J and will be debuting on July 13 with the digital single " I Still".[4]
2025: Name change[]
On March 4, 2025, Beat Interactive announced that Donghun legally changed his name and now will be going by Lee Jiham.[5]
Personal life[]
Military service[]
On August 30, 2021, Beat Interactive announced that Donghun would be enlisting on September 23 as a social service worker due to health reasons.[6] He was officially discharged on June 22, 2023.[7]
Health[]
On December 11, 2024, Beat Interactive announced that Donghun had undergone surgery following a recent diagnosis of acute cholecystitis, and therefore would be going on hiatus to recover.[8]
Discography[]
Features[]
OSTs[]
- "Sometoon 2021 OST Pt.3" ("Is It Just Me" with Jun & Chan) (2021)
- Jazz for Two OST ("Alone") (2024)
- "신데렐라 게임 OST Part.5" ("마음이 마음에 닿아") (2025)
Participation releases[]
- Build Up : Vocal Boy Group Survivor, Pt. 1 ("Don't Go, Don't Go" with Hyukjin, Neon & Park Je Up) (2024)
- Build Up : Vocal Boy Group Survivor, Pt. 2 ("End of a day" with Sunyoul) (2024)
- Build Up : Vocal Boy Group Survivor, Pt. 5 ("Guilty" with Park Je Up, Jeon Woong & Bain) (2024)
- Build Up : Vocal Boy Group Survivor, Semi Final ("Lose Yourself" as part of The Partners) (2024)
- Build Up : Vocal Boy Group Survivor, Final ("Your Season" as part of The Partners) (2024)
Filmography[]
Reality shows[]
- MIXNINE (JTBC, 2017–2018) - contestant
- Build Up : Vocal Boy Group Survivor (Mnet, 2024) - contestant
Trivia[]
- He participated in I Can See Your Voice Season 4 alongside Kyuhyuk during GOT7's episode where they had won.
- His MBTI is INFP.
Gallery[]
- Main article: Lee Donghun/Gallery
References[]
- ↑ MIXNINE: Episodes 1-14
- ↑ Soompi: A.C.E’s Chan, Jun, And Donghun To Change Stage Names
- ↑ Soompi: Mnet's New Vocal Survival Show "Build Up" Unveils All 40 Contestants
- ↑ @official_ACE7 on Twitter (July 8, 2024)
- ↑ @official_ACE7 on X (March 4, 2025)
- ↑ Soompi: A.C.E’s Donghun To Enlist In The Military In September
- ↑ @official_ACE7 on Twitter (June 22, 2023)
- ↑ Soompi: A.C.E's Lee Donghun To Temporarily Halt Activities For Surgery And Recovery
Official links[]
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