Ana Plaza is a Spanish voice actor known for her work in dubbing anime series and films for Spanish audiences. She is recognized for providing the Spanish voice for a variety of characters across different genres, primarily in productions localized for Spain.

One of her most prominent roles is as the voice of Gori, the gorilla character and friend of the protagonist, in the popular Netflix anime series Aggretsuko. She voiced this role across all five seasons of the main series, as well as in the holiday special, Aggretsuko: We Wish You a Metal Christmas. Her work on this long-running series represents a significant and recurring credit in her career.

In the world of magical girls, Plaza voiced the villainous Zirconia, the leader of the Dead Moon Circus, in the two-part film Pretty Guardian Sailor Moon Eternal. This film, also released by Netflix in Spain, served as a continuation of the Sailor Moon Crystal series. She also took on the role of the antagonist Marmo in the Netflix series Glitter Force Doki Doki, an adaptation of the Japanese anime Doki Doki! Pretty Cure.

Her film work extends to the critically acclaimed Studio Ghibli production, When Marnie Was There. In the Spanish dub of this film, Ana Plaza voiced the character of Yoriko Sasaki, the foster mother of the protagonist, Anna.

Beyond these credits, Ana Plaza's career encompasses a wide range of other anime series. Her voice can be heard in various roles in series such as Digimon Tamers, Futari wa Pretty Cure Max Heart, multiple installments of the Inazuma Eleven franchise (including Inazuma Eleven GO and its sequels), Kakegurui, Mermaid Melody: Pichi Pichi Pitch, and Mirmo Zibang!. These roles often include voicing multiple characters within a single series, showcasing her versatility as a voice actor.