Agathe Schumacher is a French actress primarily known for her work in dubbing, providing the French voices for numerous actresses and characters in film and television. Her career also encompasses live-action performance, stage direction, and voice direction.

Schumacher began her professional journey in live-action, appearing in several short films and winning the best actress award at the 2000 Nantes Film Festival for her role in Dolari. She transitioned into dubbing around the year 2000, with an early significant role being the voice of Constanze Mozart in the new dub of the film Amadeus. In voice acting, she is recognized for her work in animation. A notable example is her role as Lisa, the mother of the protagonist Sosuke, in the French dub of the acclaimed Studio Ghibli film Ponyo on the Cliff by the Sea. She also lent her voice to the character Petit Moine in the 2004 animated feature L'Île de Black Mór.

Beyond animation, Schumacher is established as the regular French dubbing voice for several actresses. She has frequently dubbed Bryce Dallas Howard, including in films like The Village, Spider-Man 3, and Terminator Salvation. She has also provided the French voice for Malin Akerman in multiple films, such as Watchmen: The Guardians and 27 Dresses, as well as for Kate Bosworth in Superman Returns and 21. Her other dubbing credits include the voice of Helena Ravenclaw in Harry Potter and the Deathly Hallows: Part 2 and the character Curie in the video game Fallout 4.

In addition to her on-screen and voice work, Schumacher has taken on roles in theatre as both an actress and a stage director. She has also worked as a voice director, notably on the fourth season of the animated series Kingdom.