Carol Ruiz is a Brazilian voice actor, also credited as Carolina Ruis, known for her work dubbing anime and live-action series into Portuguese for the Brazilian market. She is based in São Paulo and has been active in dubbing since at least 2014.

Ruiz has provided the Portuguese voice for a wide array of prominent anime characters. She is perhaps best known as the voice of Tohru Honda in the 2019 reboot of the beloved series Fruits Basket, a role she reprised across its sequel seasons, Fruits Basket 2nd Season and Fruits Basket the Final. Another significant role is that of the vampire Shalltear Bloodfallen in the Overlord series, including Overlord III. Her other notable anime credits include Naomi Randall in Scarlet Nexus, Akane Aoi in Toilet-Bound Hanako-kun, Hijiri Nojima in Kageki Shoujo!!, Nureha in Log Horizon: Destruction of the Round Table, and Kōta Izumi in My Hero Academia. Beyond these, her extensive filmography encompasses roles in a wide range of other anime such as Attack on Titan, Date A Live, Wonder Egg Priority, and Welcome to Demon School, Iruma-kun.

In addition to her work in anime, Ruiz has lent her voice to numerous live-action films and television series. These include the film Booksmart, where she voiced Hope, and the series Coyote, where she voiced Maria Elena Flores. She has also worked on video game dubs, such as providing the voice of Kate Bishop in Marvel's Avengers.

Ruiz frequently collaborates with Dubrasil, a dubbing studio in São Paulo responsible for the Brazilian Portuguese versions of many anime titles. Through her prolific work, she has become a recognizable voice in Brazilian anime dubbing, known for portraying a wide spectrum of characters, from the gentle and kind-hearted Tohru Honda to the powerful and complex Shalltear Bloodfallen.