Katharina Spiering is a German actress and voice dubber whose career spans theater, film, television, and voice acting. Born in Berlin in 1974, she spent part of her childhood in the Soviet Union and later Russia, a period that contributed to her becoming a native speaker of Russian. She studied acting at the prestigious Hochschule für Schauspielkunst Ernst Busch in Berlin from 1997 to 2001.

Spiering has built an extensive career as an on-screen actress in numerous German and international productions. Her television work includes roles in the Netflix series Dark, various Tatort episodes, and the Kluftinger crime film series. She has also appeared in films such as Lore and has worked consistently in Russian cinema and television productions.

In addition to her on-screen work, Spiering is active as a voice actress, providing the German dubbing for characters in films and animated series. In the anime series Cyberpunk: Edgerunners, she voiced the character Gloria, the mother of the protagonist David Martinez. Her work also includes the animated film Giovanni's Island, where she lent her voice to the character Olga in the German dubbed version. Beyond anime, her dubbing credits include the live-action films John Wick: Chapter 4, where she dubbed Natalia Tena's character Katia, and The Wolf of Wall Street.

Her voice work extends to audiobooks and radio plays, including the German narration for the audiobook Die Perlenschwester from the Die sieben Schwestern series. Spiering is multilingual, fluent in German, Russian, English, and French, which allows her to work across different linguistic contexts. She received the Stendaler Theater Prize in 2004.