Ann Vielhaben is a German actress and voice actor based in Berlin, recognized for her extensive work in animation, film, and video game dubbing. Her professional journey is rooted in a diverse educational background, which includes studies in Historical Musicology and Phonetics, followed by the completion of her acting studies in 2000. She has honed her craft through various theater engagements at notable venues such as the Altonaer Theater and the Hamburger Kammerspiele, as well as through on-screen roles in film and television.

In the realm of animation and Japanese anime, Vielhaben has lent her voice to a wide array of characters. She is known for voicing Tsunemi Touko in the series Armed Girl's Machiavellism. She also voices Utahime Iori in the popular series Jujutsu Kaisen and took on the role of Claire Voyance in the film My Hero Academia THE MOVIE: World Heroes' Mission. Her work in the franchise includes the role of Ingrid Hunnigan in the animated film Resident Evil: Damnation. Additionally, she has voiced the character Kaede Nagase across different adaptations of the Negima! series, including the original Magister Negi Magi, Magister Negi Magi Negima!?, and its associated spring and summer OVAs. Her other anime credits include Sumeragi Li Noriega in both seasons of Mobile Suit Gundam 00, Corte in Lost Song, and François in Dr. Stone: New World.

Beyond these roles, Vielhaben's voice can be heard in a multitude of other projects. She is a prolific dubbing artist, regularly providing the German voice for actresses such as Deborah Ann Woll, Beau Garrett, and Cecilia Freire. Her work extends to high-profile video game titles, including contributions to Forza Horizon, Cyberpunk 2077, and Hogwarts Legacy. She is also an accomplished audiobook narrator with over 100 works to her name and is active as a voice and speech coach, running her own audio production studio in Berlin.