Olivia Dutron is a French actress, born in Paris, who has built an extensive career in dubbing, providing the French voices for numerous characters in anime and animated series. Coming from a family of performers, she is the daughter of actors Paul Guers and Rolande Ségur and the stepdaughter of comedian Darry Cowl. Before her voice work, she appeared in French cinema and television during the 1980s and has an extensive background in theater, performing in numerous plays.

Dutron is particularly well-known for her work in the long-running series One Piece, where she voices several major characters. Her roles in this franchise include the Pirate Empress Boa Hancock, the assassin Kalifa, and the mountain bandit Dadan. She also voiced the character Ever in the film One Piece Film: Strong World and Honey Queen in the second movie. Her voice can be heard in numerous other popular anime series. She plays Cécile Croomy in Code Geass, Reira Serizawa in Nana, Altena in Noir, and Morganna in.hack//SIGN. In the Evangelion rebuild films, she voices Ritsuko Akagi. Her work also extends to series like Hunter x Hunter, where she voiced Menchi, and Psycho-Pass.

In addition to series, Dutron has contributed to many animated films and OVAs. She voiced the character Kei Yuki in the OVA Space Pirate Captain Herlock: The Endless Odyssey. She is the voice of Kazuko Yoshiyama in the film The Girl Who Leapt Through Time and Yan in the film Mind Game. Her roles also include Calliste in several Mazinger Z projects, such as Mazinger Z Vs. Devilman. In The Seven Deadly Sins franchise, she voices multiple characters across different seasons and films, including the demon Melascula, the vampire Gelda, and the Fairy King's attendant Zaneri. Dutron's frequent work on long-running series like One Piece and The Seven Deadly Sins demonstrates her versatility in portraying a wide range of characters, often within the same fictional universe.