Dirk Hardegen is a German voice actor and radio play speaker, born on March 31, 1969. He is known for his work in dubbing international films and series for the German market, as well as for his extensive contributions to radio plays and video games. Hardegen came to his voice acting career after an initial profession in journalism, working as a reporter for newspapers and radio before transitioning to artistic voice work in his late thirties.

In the realm of anime, Hardegen has lent his voice to several notable characters. He voices the character Sawada in the German dub of the acclaimed anime film Colorful. He is also the German voice of Sekijiro Kan, also known as the Pro Hero Vlad King, in the long-running series My Hero Academia. Hardegen provides the voice for the dinosaur character Tyrano in the series Sayonara, Tyranno, and portrays Shinjirou Aragaki in the Persona 3 movies Persona 3 the Movie #2 Midsummer Knight's Dream and Persona 3 the Movie #3 Falling Down. He also voices Sherl O.C. Kholmes in the anime series Layton Mystery Tanteisha: Katori no Nazotoki File. His other anime dubbing credits include roles in popular series such as Sword Art Online, where he voices Andrew Gilbert Mills (Agil), Assassination Classroom as Akira Takaoka, and Kill La Kill as Ira Gamagoori.

Beyond anime, Hardegen's voice is widely recognized from his work in major video game franchises. He has provided the German voice for iconic characters such as Dr. Otto Octavius / Doc Ock in Marvel's Spider-Man and its sequel. His other notable video game roles include Lord Richard Croft in Rise of the Tomb Raider, Dr. A. J. Hill in Until Dawn, Teb in Horizon Zero Dawn, and Vargas in Uncharted 4: A Thief's End.

Hardegen is also deeply involved in the world of radio plays, having founded his own label, Ohrenkneifer, through which he produces and performs in his own works. He has performed leading roles in major radio play series, including the role of Tanis in the German adaptation of the Dragonlance series. His work spans hundreds of productions, and he continues to be an active and versatile presence in German voice acting.