Julia Koep is a German voice actress known for her work in the German dubbing of anime series. Information about her career is primarily documented through voice acting databases, which list her roles in various German-language adaptations of Japanese anime.

Koep provided the German voice for the character Tatami Nakagame in the popular anime series My Hero Academia, appearing in episodes 53 through 56 and episode 60 of the show's German adaptation. Her other notable roles in anime dubs include providing the voice for Haruka Oozora in Harukana Receive, voicing Olga Stoliarov in Blood Blockade Battlefront & Beyond, and playing Chizuru Azuma in W'z. She also lent her voice to Sawako Fujisawa in the German version of My Teen Romantic Comedy SNAFU, and voiced characters in series such as Corpse Princess, I'm Quitting Heroing, and DanMachi.

Beyond her anime roles, Koep has described herself as a singer and variety streamer, and she maintains a presence on YouTube. Her voice acting work, as documented in dubbing databases, highlights her contributions to bringing Japanese anime characters to German-speaking audiences.