Mathilde Carmes is a French voice actor known for her work in dubbing anime and video games into French. Her roles are primarily in French-language adaptations of popular Japanese animated series.

Carmes is most recognized for voicing the character Nagisa Kashiwagi in the French dub of the anime series Kaguya-sama: Love is War. She has consistently reprised this role across multiple seasons, including the first season, the second season, and the third season subtitled Ultra Romantic. Her other notable work in anime includes providing the French voice for Mimiko Hasaba in the film Jujutsu Kaisen 0.

Beyond television and film, Carmes has also lent her voice to video games. She is credited as the voice of the Receptionist in the 2025 video game ENA: Dream BBQ. These roles establish her as an active performer in the French dubbing industry for both animated and interactive media.