Maria Lluïsa Magaña is a Spanish actress specializing in dubbing, voice direction, and theater, with a career spanning several decades. Born in Barcelona, she began her professional journey in the mid-1980s, with her debut in dubbing taking place in 1986. Her early training was at Barcelona's first dubbing school, where she was a student of the actor Luis Posada. Before focusing on voice work, she started in theater with the Societat La Coral Els Amics de Terrassa.

Magaña is primarily known for her extensive work providing Catalan and Spanish voices for numerous anime series and films. In the 1990s, she voiced roles in several key animated productions. She was the voice of Grendel in the 1991 Catalan dub of the 1967 Toei Animation film Jack and the Witch, known in Catalan as El Joan i la bruixa. During the same period, she lent her voice to Jennie Hoshino in the series Space Warrior Baldios and to the character Andròmeda in Space Adventure Cobra - The Movie. She also contributed to the long-running franchise Dragon Ball, voicing characters including Xixi and later taking on roles in Dragon Ball GT and a Dragon Ball film. Another notable role from this era was voicing one of the titular twins mother, Mrs. O'Sullivan, in the anime series Mischievous Twins: The Tales of St. Clare's (Les Bessones a St. Clare's) in 1998.

Her work continued into the 2000s and beyond with a wide variety of characters. She voiced Aya Hasebe in Comic Party Special and took on the role of Yoko Nakajima in the series The Twelve Kingdoms (Els Dotze Regnes). Magaña is also recognized for voicing the iconic character Rei Ayanami in the Catalan dubs of Neon Genesis Evangelion and its related projects. Her repertoire extends to films as well, such as providing the voice of Hisako in the Studio Ghibli film When Marnie Was There (El Record de la Marnie) in 2024. She has also been involved in dubbing for popular long-running series like Detective Conan (El Detectiu Conan), taking on various roles across different episodes.

Beyond her work as a voice actress, Maria Lluïsa Magaña is a highly accomplished dubbing director. She began directing at the age of 31 and has overseen the Catalan dubbing for a vast array of major international films and series. Her directorial credits include blockbuster films such as several in the James Bond series, including Skyfall, as well as Shutter Island, Batman Begins, and The Hobbit film series. She has also directed the dubbing for acclaimed television series like Breaking Bad, Ozark, and Unorthodox. In a testament to her versatility, she has often both directed and voiced characters in the same project, as seen with the films Crouching Tiger, Hidden Dragon, where she dubbed Michelle Yeoh, and The Mitchells vs. the Machines, where she dubbed Maya Rudolph. Her career reflects a significant and sustained contribution to the dubbing industry in Catalonia.