Ernesto Cronik is a Mexican voice actor and dubbing director known for his work in the Latin Spanish dubbing of anime, films, and television series. He is a graduate of the SIGE Produciendo school and has built a career that includes both on-screen acting and voice performance, as well as skills as a singer and beatboxer.

In the realm of anime, Cronik is recognized for his role as Yuri Drewes in the Latin Spanish dub of The Saint's Magic Power is Omnipotent. He voiced the character of the Grand Magus across both the first and second seasons of the series, which were dubbed in Mexico by VSI Mexico for Crunchyroll. His other notable anime credits include a range of characters, such as Zuss in Dorohedoro, Shane Seeker in Pokémon Journeys, Nikola in Plunderer, Keith Goodman (Sky High) in the second season of Tiger & Bunny, and Mikhail Renfred in the second season of The Ancient Magus' Bride. He has also provided voices for popular series like Demon Slayer: Kimetsu no Yaiba and One Piece.

Beyond anime, Cronik's voice work extends to animated features and series. He voiced a Toad guard in the Latin Spanish dub of The Super Mario Bros. Movie and has contributed additional voices to films such as Wonka and Ghostbusters: Afterlife. His work in animation also includes roles in series like Transformers: EarthSpark as Starscream, Love, Death & Robots, and He-Man and the Masters of the Universe. In addition to voice acting, Cronik has worked as a dubbing director for studios including Iyuno México and Grande Studios.