Sarah Tkotsch is a German actress and voice actor, recognized for providing the German dubbing voices for numerous characters in anime and international television series. Born in Köthen on February 2, 1988, she began her performing career as a screen actress, with her first role being a choir member in the 2003 film Good Bye, Lenin!. She gained prominence in Germany through television, notably playing Lucy Cöster in the long-running soap opera Gute Zeiten, schlechte Zeiten from 2007 to 2010 and later joining the cast of the medical drama In aller Freundschaft as Nurse Julia Weiß from 2014 to 2016.

Parallel to her on-screen work, Tkotsch built a substantial career in voice acting, starting with a main role in the 2008 film Sunshine Barry und die Discowürmer. She has since become a sought-after dubbing artist, lending her voice to a wide array of characters in both live-action and animated productions. Her work is central to bringing Japanese anime to German-speaking audiences. A significant portion of her noted roles are in this genre, where she voices a diverse range of characters. These include the determined young protagonist Bojji in Ranking of Kings, the passionate Tsubasa Oozora in the Captain Tsubasa reboot, the mysterious Hinami Fueguchi in Tokyo Ghoul:re, the gentle Mare Bello Fiore in Overlord III, and the quiet Makomo in Demon Slayer: Kimetsu no Yaiba. Her repertoire also features the genki girl Yotsuba Nakano in The Quintessential Quintuplets, the spirited Kaguya Yamai in Date A Live III, and the socially anxious Yui Yuigahama in My Teen Romantic Comedy SNAFU. Beyond these, her credits include roles in Angels of Death, Val x Love, The Greatest Demon Lord is Reborn as a Typical Nobody, Cagaster of an Insect Cage, Human Lost, The Wonderland, Ghost in the Shell: SAC_2045, Girls und Panzer der Film, Ikki Tousen: Xtreme Xecutor, Shomin Sample, Fate/kaleid liner Prisma Illya, and Japan Sinks: 2020.

In addition to anime, Tkotsch's voice is heard in a wide variety of other productions. She has dubbed characters in popular American series such as Dog with a Blog, Nicky, Ricky, Dicky & Dawn, and A Series of Unfortunate Events. Her film work includes providing the German voice for Winry Rockbell in Fullmetal Alchemist: The Sacred Star of Milos and for characters in films like Labor Day. Her talent extends to video games, where she voiced Nineveh in Lost Ark, and to other projects like the podcast Little Nightmares: The Sounds of Nightmares. Alongside her performing career, she co-authored a guidebook for adolescent girls titled Ich bin dagegen – und das aus Prinzip!, published in 2011. Her sister, Sina Tkotsch, is also an actress.