Kelly Marot is a French voice actress born on August 21, 1986, who began her career in dubbing at a very young age, starting around four or five years old in the early 1990s. She comes from a family of voice actors, with her siblings Tony and Sarah Marot also working in the field. Her early work included live-action film roles, but she quickly became established in the world of dubbing for animation and live-action television and film.

Marot is particularly well-known for her extensive work in anime, providing the French voices for numerous iconic characters. She is recognized as the second French voice of Nami in the long-running series One Piece, a role she voiced from the G-8 arc through the Dressrosa arc, as well as in many of the franchise's films and specials. Her other prominent anime roles include Mirajane Strauss in Fairy Tail and Nobara Kugisaki in Jujutsu Kaisen. She has also voiced characters in acclaimed animated films such as Setsuko in Grave of the Fireflies, which she dubbed at the age of ten, Shizuku Tsukishima in Whisper of the Heart, and the title character in Paprika. Her filmography also includes Luna in Mutafukaz, Ellate in The Seven Deadly Sins the Movie: Prisoners of the Sky, and Am in the Star Wars: Visions series.

Beyond anime, Marot is established as one of the regular French voices for several major international actresses. She is the official French voice for Jennifer Lawrence, dubbing her in The Hunger Games series and other films, as well as for Sophie Turner (Sansa Stark in Game of Thrones), Margaret Qualley, Florence Pugh, and Kat Dennings. Her voice work also extends to video games, where she has voiced characters such as Kairi in the Kingdom Hearts series and Dina in The Last of Us Part II.

With over three decades of experience, Marot co-founded a dubbing and film school called Dub School in 2023 with fellow voice actress Dorothée Pousseo, aiming to train and mentor new talent in the industry.