Sarah Cornibert is a French actress and voice artist known for her extensive work in dubbing anime series and films into French. Her career is rooted in live performance, having trained in theater, dance, and music before transitioning to voice work, where she has become a prominent figure in the industry.

Cornibert's path to voice acting began with a strong foundation in the performing arts. She holds a master's degree in performing arts and underwent professional training in theater, dance, music, and film. Early in her career, she performed with several theater companies in France, taking on a wide range of classical and contemporary roles in plays by authors such as Racine, Corneille, and Ionesco. Alongside her acting, she also pursued a career in music, creating and performing her own French chanson project under the name Kielho between 2009 and 2015, for which she wrote lyrics and composed music on piano and guitar.

Since beginning her dubbing career around 2012, Cornibert has lent her voice to a vast array of characters in Japanese animation. Her filmography includes several high-profile and beloved series. She is particularly well-known for her multiple roles within the Is It Wrong to Try to Pick Up Girls in a Dungeon? franchise, where she voices the supporting characters Eina Tulle and Cassandra Illion, as well as Tiona Hiryute in the spin-off series Sword Oratoria. She also took on the iconic role of the femme fatale thief Fujiko Mine in the Lupin III films Lupin the IIIrd: Jigen's Gravestone and the series Lupin III: The Woman Called Fujiko Mine. Another significant achievement in her career is portraying dual roles, providing the voices for both twin sisters Mion and Shion Sonozaki in the horror series When They Cry (Higurashi: When They Cry).

Her voice can also be heard in a wide variety of other popular anime. She is the French voice of Kurisu Makise in Steins;Gate, Shizuku Mizutani in My Little Monster, Futaba Yoshioka in Blue Spring Ride, and Nora Arent in Spice and Wolf. Her work extends to children's animation as well, including roles like Clara / Glitter Trèfle and Princesse Marie-Angelica in Glitter Force Doki Doki.

Throughout her career, Sarah Cornibert has demonstrated a remarkable vocal range, often playing characters of different ages and personalities, from young children to adults. Her work is regularly featured in major anime releases for the French market, and she is recognized for her consistent contributions to the dubbing industry, with credits in numerous series and films spanning various genres.