Marta Calvo is a Spanish actress born in Barcelona on January 3, 1962, who has built a career across theater, television, film, and voice dubbing. She graduated in acting from the Institut del Teatre de Barcelona, followed by a year at the Escuela de Actores de Barcelona and four additional years of vocal training with Margarita Sabartés. Her professional background includes extensive stage work with over 25 theatrical productions, as well as numerous roles in Spanish television series, particularly in Catalonia. She gained national recognition in Spain for her role as Virginia Palazón in the thriller series Motivos personales in 2005, and later appeared in popular shows such as Amar en tiempos revueltos, Los protegidos, Gran Hotel, and Merlí.

In the field of voice dubbing, Calvo has contributed primarily to Catalan-language versions of films and television series. Her most recognized anime voice role is in the Dragon Ball franchise, where she performed as a replacement voice actor for the character Son Gohan in both Dragon Ball Z and the Dragon Ball Z films. She also voiced the child version of Trunks in Dragon Ball Z, as well as the character Yajirobe in Dragon Ball. These roles were produced for the Catalan dub of the series, which aired on the regional broadcaster TV3.

Beyond anime, Calvo's dubbing work covers a wide range of international productions. She provided the Catalan voice for April ONeil in Teenage Mutant Ninja Turtles, Nancy in Terminator, Susan in The Karate Kid, Jill Monroe in Charlie's Angels, and Sorsha in Willow. She has also voiced characters in Beetlejuice, Philadelphia, and other major film titles. Her dubbing credits have been produced for several Barcelona-based studios, including Dubbing Films, Estudis Roca Produccions, and Sonoblok S.A..

In recognition of her broader acting career, Calvo has received several awards and nominations. She won the Premio Margarita Xirgu for best actress in 2000 for her work in the play Celobert, and received Premios Eñe de la TV for best supporting actress in 2005 for Motivos personales and again in 2008 for Amar en tiempos revueltos. She was also a finalist for the Unión de Actores award for best supporting actress in 2007 and for the TP de Oro award for best actress in 2008. While no specific awards for anime voice acting are documented, her work in the Dragon Ball dubs remains a notable part of her voice portfolio. No information is available about recurring collaborations with specific directors or voice actors within the anime dubbing industry specifically.