Juan Carlos Balvín Zenteno, known professionally as Juan Balvín, is an Argentinian voice actor born on January 7, 1989. His career in voice work began after he started studying neutral Spanish in Buenos Aires in 2011, having experimented with voice recording and animation from a young age. He secured his first professional voice acting job in 2012 for the series American Chopper, where he voiced the character Paul Junior.

Over the course of his career, Balvín has voiced characters across a range of media, including anime, K-dramas, and animated films. He provided the voice for Ben Hargreeves in the Latin American Spanish dub of The Umbrella Academy, a role he worked on between 2019 and 2024. In the context of K-dramas, he voiced Lee Jae-Yoon in the series Newtopia. One of his notable animation roles was in the Russian animated series Pin-Code, where he voiced a young penguin character. He also performed both the speaking and singing voice for the character Jinu in the musical animated film Las guerreras K-pop.

Balvín has maintained recurring professional relationships, most notably with director Irene Guiser, who cast him for the role of Jinu and for other projects. He characterizes his professional approach with the word honest, reflecting on his work in exploring character depth, such as moving beyond simple villain stereotypes for the character of Jinu.