Ilka Teichmüller is a German voice actor, stage actor, and narrator born on November 15, 1970 in Weimar, Germany. She completed her acting training at the Filmuniversität Konrad Wolf in Potsdam-Babelsberg. Following her education, she held an engagement at the Theater an der Parkaue in Berlin before becoming a freelance artist in 1994. In addition to German, she speaks English, French, and Russian.

Teichmüller has an extensive career in German dubbing, lending her voice to numerous characters in international films and television series. Notable synchronized roles include Della Duck in Duck Tales, Peridot in Steven Universe, Nancy Birch in Harlots, Cherry Bang in Glow, Neri Feldman in Orange is the New Black, and Kathryn McLaren in Travelers. In feature films, she has voiced characters in Roma, Cars 3, and Alles steht Kopf.

Within the anime genre, Teichmüller is known for her role as Hinako Kujou in the series Devil Survivor 2 The Animation.

Beyond animation and series dubbing, Teichmüller is an prolific narrator of audiobooks. Her work includes titles such as Die brennenden Kammern by Kate Mosse, the Dunne series by Rose Lagercrantz, and Viele Grüße, deine Giraffe by Megumi Iwasa, for which she was nominated for the BEO Hörbuchpreis in 2018. She has also contributed her voice to numerous documentaries and features for German public broadcasters including Deutschlandfunk Kultur, ARTE, RBB, SWR, and WDR. Her work in audio description has been recognized with nominations for the Deutschen Hörfilmpreis for the films Crescendo and Der König der Löwen.