Roger Isasi-Isasmendi Jordà is a Spanish voice actor born on February 28, 1983, known for his extensive work dubbing anime into Spanish and Catalan. He is the son of actor Enric Isasi-Isasmendi, a renowned voice actor and narrator for the Dragon Ball franchise, which places him in a family with a strong legacy in the dubbing industry. Isasi-Isasmendi began his voice acting career at a young age, with some of his earliest roles including Mickey in La Banda del Patio, Kenai in the film Brother Bear, and the protagonist Jim Hawkins in Treasure Planet.

He has built a prolific career with a wide range of anime voice roles. He is the Spanish voice for Levius Cromwell in the series Levius, Haruto Haru Ichihara in the film Ni no Kuni, Takeru in the series Freedom, Philly the Kid in Cannon Busters, and Morio Sawatari in the film Napping Princess. He also voices Domas in Ranking of Kings, Yun Arikawa in Godzilla Singular Point, and Toma Akechi in The Disastrous Life of Saiki K.: Reawakened. His other prominent anime credits include Son Goten in the Catalan dub of Dragon Ball GT, Haru Yukima in 7SEEDS, Raymond Ray Kon in Beyblade, Kaname Tosen in Bleach, Kei Tsukishima in the Catalan version of Haikyu!!, and Sekke Bronzazza in the Catalan dub of Black Clover. He has also voiced iconic characters in live-action dubs, such as Cloud Strife in the Spanish version of Final Fantasy VII: Advent Children and the same character in the video game Kingdom Hearts II.

Isasi-Isasmendi works in both Spanish and Catalan dubs, demonstrating his versatility across languages. His body of work spans numerous genres and includes collaborations with various dubbing studios, solidifying his place as a prominent and active figure in the Spanish anime dubbing industry.