Julien Haggège is a German voice actor and former actor, born on March 1, 1976. He is the son of actress Eva-Maria Werth and the younger brother of voice actress Melanie Hinze. Haggège began his career in voice acting during his childhood, providing voices for various television series. He has also made occasional on-screen appearances, including a role in the German television series Gute Zeiten, schlechte Zeiten in 1992.

While Haggège is the German dubbing voice for numerous actors in live-action films and series, he is perhaps most widely recognized within the anime community for his extensive contributions to the German dubs of popular Japanese animated series and films. He has lent his voice to a vast array of characters across many genres, becoming a staple voice in German-dubbed anime.

His notable anime and animation dubbing roles include Domas in Ranking of Kings, Shinnosuke Tachikawa in Doreiku The Animation, Natsuya Kirishima in Free! -Dive to the Future-, and Viktor Licht in Fire Force. He also voiced Takeshi Manganji in Gekito! Crush Gear Turbo, Kris Rutherford and Jin in Edens Zero, Kazutora Hanemiya in Tokyo Revengers, and Yashiro in Twittering Birds Never Fly: The Clouds Gather. His film work in anime includes Gabumon in Digimon Adventure: Last Evolution Kizuna, Kaito Kuroba, also known as Kaitō Kid, in Case Closed: The Fist of Blue Sapphire, and Shinnosuke Kanamuro in Her Blue Sky. He also voiced Yukari Mishakuji in both K: Seven Stories and K: Missing Kings, Alex in Genocidal Organ, Kasas in Kaiketsu Zorro, Rei Fukai in Yukikaze, Tony Goodman in Flint: The Time Detective, and Ryouta Kise in Gekijōban Kuroko no Basuke Last Game. Further demonstrating his range, he has voiced Grell Sutcliff in Black Butler: Book of the Atlantic, Yoshito Kimura in Wolf Girl & Black Prince, and José in Gunslinger Girl: Il Teatrino.

Beyond these specific roles, Haggège is known for several long-running and iconic anime characters in German dubs. He has been the German voice of the phantom thief Kaito Kid in the Case Closed (Detektiv Conan) franchise since the character's first appearance. He is also the German voice of the enigmatic detective L in Death Note, Grell Sutcliff in Black Butler, and Envy in Fullmetal Alchemist. His work in the Digimon franchise began early with Gabumon and its evolutions in Digimon Adventure. He has also voiced Tenshinhan in Dragon Ball Z, Robin in Teen Titans, and Aster Phoenix in Yu-Gi-Oh! GX. In the world of Western animation dubbed into German, he is known as the voice of Beavis in Beavis and Butt-Head and Aladdin in the Aladdin television series.

His voice is described as having a medium pitch and a young to middle-aged timbre. He continues to be an active and prominent figure in German dubbing, with a career that spans both animated and live-action productions.