Ole Pfennig is a German voice actor and actor, born on December 23, 1964. He completed a two-year acting training program at the Studiotheater in Munich in 1987. His early career included stage work in productions such as Caligula and The Little Prince, as well as guest roles in German television series during the 1990s, including appearances in Derrick, Aus heiterem Himmel, and a recurring role in the ARD youth series Die Schule am See.

Pfennig is primarily known for his extensive work as a voice actor in dubbing, providing the German voices for numerous characters in film and television. His voice can be heard in a wide range of live-action productions. Notable examples include being the German voice of Benjamin Bratt as Detective Reynaldo Curtis in Law & Order, Jason Momoa in Stargate: Atlantis, and providing voices for actors in films such as Watchmen, the Harry Potter series, and The Twilight Saga: Eclipse. He has also voiced characters in the Memento and provided German voices for actors in Ghosts of Mars and the film adaptation of The Last Airbender.

In the realm of anime and animation, Pfennig has contributed his voice to several prominent series and films. He voiced Nagi Kengamine in Deadman Wonderland and Jouichirou Nishi in Gantz. He was also the German voice for the character Machira in the 2000 film Vampire Hunter D. In 2019, he took on the role of Banshōmaru Shinra in the German dub of the anime series Mob Psycho 100 II. His other voice work in animation includes the character Mysterion in South Park and a role in the Sailor Moon anime. Commentators have noted his frequent presence in Munich's dubbing scene and his involvement in diverse projects, including the long-running series One Piece, Pokemon, and Inuyasha.