Gaby Willert is a renowned Mexican voice actress and dubbing director, widely recognized for her extensive contributions to the Spanish-language dubbing of numerous anime series, films, and live-action productions. Her full name is Edna Gabriela Ramírez Sosa Schreiter, and she was born on October 10, 1963, in Mexico City. Coming from a family deeply involved in dubbing, she is the daughter of the esteemed actress Liza Willert. Willert's career began at a very young age; she entered the world of dubbing at seven years old when she was asked to audition while accompanying her mother to a studio, with her first role being Laura Ingalls in the television series Little House on the Prairie.

Throughout her prolific career, Willert has lent her voice to a wide array of iconic anime characters. Among her most notable roles are Hehe in the magical girl series Ojamajo Doremi, Gigi in Fairy Princess Minky Momo, and Cristel in the fantasy OVA Ellcia. She is also celebrated for her work in other major franchises, such as providing the voice for a young Trunks in several Dragon Ball Z movies, including Dragon Ball Z: Broly - Second Coming and Dragon Ball Z: Fusion Reborn. Her repertoire further includes Ukyo Kuonji in Ranma ½, Li Meilin in Cardcaptor Sakura and its sequel film The Sealed Card, Yuko in Astro Boy (2003 series), Reycom in Zatch Bell, and Kotaro in Cyborg Kuro-chan. She also took on the role of the iconic Major Motoko Kusanagi in the films Ghost in the Shell and Ghost in the Shell 2: Innocence.

Beyond anime, Willert's voice is widely recognized from her work in Western animation and live-action dubbing. She voiced the character of Kevin Arnold in the Spanish dub of the acclaimed series The Wonder Years. Other prominent roles include Dennis in the animated series Dennis the Menace and the lead role of The Bride in the Spanish dubs of Kill Bill Vol. 1 and Vol. 2. She is also the official voice of Mamá Lucha, the iconic mascot for the Bodega Aurrerá supermarket chain in Mexico.

Throughout her career, Willert has frequently collaborated with a consistent group of fellow voice actors in the Mexican dubbing industry. Data from Behind The Voice Actors indicates that her most frequent collaborators include Laura Torres, Luis Daniel Ramirez, and Patricia Acevedo, with whom she has worked on ten titles each. She has also collaborated on numerous projects with other prominent voices such as Luis Alfonso Mendoza, Rocio Garcel, Arturo Mercado, and Gerardo Reyero.

In addition to her performance work, Gaby Willert has also contributed to the industry as an ADR (Automated Dialogue Replacement) director, notably for the Spanish version of the film Ghost in the Shell. Her decades-long career, beginning in childhood and encompassing hundreds of roles across animation and live-action, solidifies her status as a foundational and highly respected figure in the world of Mexican dubbing.