Ju-Chang Lee is a Korean voice actor known for dubbing the Korean-language versions of numerous anime series. His extensive body of work spans a wide variety of characters across different genres and several decades.

Lee has provided the Korean voice for a multitude of prominent roles in anime. He voiced the character Zero in the series Gear Fighter Dendoh and took on the role of Kanon in Umineko - When They Cry. In Gunparade Orchestra, he voiced two distinct characters, Touji Kazama and Yuki Makihara. His other notable roles include Merill Yanagawa in the cyberpunk OVA Cyber City Oedo 808 and M-21 in both the Noblesse: Awakening OVA and the Noblesse television series.

His career is marked by a remarkable range, having voiced protagonists, anti-heroes, and supporting characters in many well-known titles. Among his most recognized roles are Franky in the long-running series One Piece and its film One Piece Film Strong World, Toushirou Hijikata in Gintama, and Hei in Darker than Black. He has also lent his voice to iconic characters such as Chang Wufei in Mobile Suit Gundam Wing and Mobile Suit Gundam Wing: Endless Waltz, Tatsuhiro Sato in Welcome to the NHK, and Ryuji Danma in GTO: Great Teacher Onizuka. His film work also includes the role of Tenshinhan in Dragon Ball Z: Resurrection F.

Beyond these, his extensive filmography includes roles in major series such as Case Closed, where he voiced both Makoto Kyogoku and Shuichi Akai, as well as parts in Cowboy Bebop, Monster, Yu-Gi-Oh! 5D's, Reborn!, and Hunter x Hunter, among many others. This demonstrates his consistent and significant presence in the field of Korean anime dubbing.