Juan Carlos Tinoco Ripoll is a Colombian actor specializing in voice dubbing for film and television, recognized for his work in Latin American Spanish adaptations of various media. He was born on November 4, 1971, in Barranquilla, Colombia. Tinoco studied at the Academia de Artes de la Comunicación (ARCO) in his hometown. His career in voice work began in the 1990s, initially in radio and radio novels, which provided a foundation for his later transition into dubbing. After working in Colombia on projects including dubs for Cartoon Network and narrating for Discovery Channel, he relocated to Mexico City in April 2002 to pursue further opportunities in the dubbing industry.

In the realm of anime and animated series, Tinoco has voiced a range of characters. He is known for his role as Mycroft Holmes in the anime series Moriarty the Patriot. He also provided the voice for Luchist Lasso in the series Shaman King and for Bwoon in the CGI film Dragon Quest: Your Story, which was produced by SDI Media Mexico. His other anime credits include voicing the character Jiren in Dragon Ball Super. Beyond these, his work in animation extends to mainstream Western series, where he is recognized as the voice of Brian Griffin in the Latin American dub of Family Guy and as Professor Jirafales in El Chavo, the animated series.

Tinoco's career is also marked by frequent collaborations and a distinctive vocal presence. He is notably the regular dubbing voice for actor Dwayne Johnson in his film appearances. He achieved widespread recognition for his portrayal of the Marvel Cinematic Universe villain Thanos, a role he voiced across several films including Avengers: Infinity War and Avengers: Endgame. His work often involves characters with deep, imposing voices. In the dubbing industry, he has collaborated with directors such as Alejandra Delint, who directed the Latin Spanish dub for Moriarty the Patriot at VSI Mexico City.