Sonja Scherff is the professional name of the German voice actress Sonja Spuhl, who was born in Berlin in 1977. She has built an extensive career in dubbing, providing the German voice for a vast array of characters in international film and television productions. Her work is not limited to animation but encompasses live-action series and films, where she regularly lends her voice to prominent actresses such as Christina Ricci, Kaley Cuoco, and Mena Suvari.

In the realm of anime, Scherff has been particularly active in the German dubbing of popular series since the late 1990s and early 2000s. She voiced the character Koizumi in the Rumiko Takahashi Anthology. She also took on the role of Miyuki in the anime adaptation of Step Up Love Story. Another significant early role was as Mitsune "Kitsune" Konno in Love Hina, a part she reprised for various specials and OVAs.

Her portfolio in anime is diverse, featuring leading and supporting roles across multiple genres. She is well-known as the voice of Sora Takenouchi in the Digimon Adventure series and its subsequent films. She also voiced Chiharu Mihara in Cardcaptor Sakura, Bulma in several early Dragon Ball movies, and Aya Natsume in Tenjho Tenge. Her work extends to more contemporary series as well, with credits including Mandalay in My Hero Academia, Elsa Granhilte in Re:ZERO -Starting Life in Another World-, and Lyza in Made in Abyss.

Beyond anime, Scherff is recognized for dubbing Raven Baxter in the first two seasons of That's So Raven, Paris Geller in Gilmore Girls, and Penny in The Big Bang Theory. Her career began at a young age, with her first synchronization role coming in 1990, and she has worked as a full-time voice actress since 1997.