Jan Langer is a German voice actor who has been active in the industry since 2015. He provides German dubbing voices for actors in international films and television series, as well as voice-over work for documentaries, commercials, audiobooks, and video games. He received voice and speech training under the direction of Fabian Harloff.

Langer has voiced characters in a number of anime series and films for the German market. In the film Night is Short, Walk On Girl, he is the German voice of the character Senpai. He also voices Tarou Jiroumaru in the Hanasaku Iroha series and its film, Hanasaku Iroha: Home Sweet Home. His other anime dubbing roles include Pop in Glitter Force, Shinji Kamuro in Mob Psycho 100, various characters in One Piece, and Zamza in Dragon Quest: The Adventure of Dai. Beyond animation, his voice can be heard in numerous other productions, such as providing the German voice for Leslie Kyle in the video game Final Fantasy VII Remake and for various characters in long-running German audio drama series like Die drei??? and Fünf Freunde.