Tanja Geke is a German actress, singer, and voice actor born in Berlin on April 10, 1971. She trained at the Schauspielschule Maria Körber in Berlin, an education that prepared her for a career spanning on-camera roles, voice acting, and musical performances. After studying biology at the Freie Universität Berlin, she committed fully to the performing arts, following her acting training with stage work and a role in the television series Dr. Sommerfeld – Neues vom Bülowbogen. Since 1996, she has worked extensively as a dubbing and audiobook narrator, becoming a prominent voice in the German synchronization industry.

Within the field of anime, Tanja Geke has provided German voices for several notable characters across a variety of series and films in the early 2000s. She is known for voicing the title role of the mischievous young boy in the German dub of Shin Chan and the role of Nancy Makuhari in Read or Die. She also voiced the character Shogo Ushiyama in the psychological thriller Paranoia Agent. Her work in the Full Metal Panic! franchise includes voicing Sergeant Major Melissa Mao in both Full Metal Panic! and Full Metal Panic? Fumoffu. Additional anime credits include Kanako Urashima in Love Hina Again, Akesato in Peace Maker Kurogane, and Shuko Suzuhara in Angelic Layer.

In the broader realm of voice acting, Geke is perhaps best known as the established German voice for several prominent Hollywood actresses. She is the regular dubbing voice for Zoe Saldana, voicing her characters such as Gamora in the Marvel Cinematic Universe films, Neytiri in Avatar, and Nyota Uhura in the Star Trek reboot films. She also regularly dubs actresses Judy Greer, Cécile de France, Maggie Gyllenhaal, and Taraji P. Henson. Her filmography includes voice work for major blockbuster franchises like Guardians of the Galaxy, Jurassic World, and Avengers: Endgame. In addition to her screen work, she is an active audiobook narrator and a singer in several Berlin-based bands.