Maria del Mar Tamarit is a Spanish voice actor known for her work in dubbing foreign productions, including animation and anime, into Spanish, primarily for audiences in Spain. She is based in Barcelona and has been active in the profession since at least 1988. Her first leading role in dubbing was in the production Visiones. She works in both the Castilian Spanish and Catalan languages.

Tamarit has provided voices for a wide range of anime series and films. Notably, she is recognized for voicing the character Angela Miller in the Spanish dubbing of the film Resident Evil: Degeneration. Her other prominent roles in anime include Liz in Daimaju Gekito Hagane no Oni, Melhennea in Slipstream, Nova in Grey: Digital Target, and Ayaka Kisaragi in Phantom Quest Corp. She also voiced the character Svetlana Belikova in the subsequent Resident Evil film, Resident Evil: Damnation.

Her filmography includes several other significant roles in anime dubbed in Spain. She voiced Ayeka in the Tenchi Muyo! OVAs, Ukyo Kuonji in various adaptations of Ranma ½, Eva Heinemann in the Monster series, and Shayla-Shayla in El-Hazard: The Magnificent World. In addition to animation, her work encompasses dubbing for live-action films and television series. She has been the habitual Spanish voice for actresses such as Neve Campbell, Sanaa Lathan, Maria Bello, and Natasha Henstridge.

Tamarit comes from a family with a strong tradition in dubbing, being the daughter of voice actor Marta Martorell and the sister of fellow voice actor Marta Tamarit.