Dafnis Hernández is a Mexican voice actor known for his extensive work in Latin American Spanish dubbing. He began his career in dubbing in 2001 and has since become a prominent figure in the industry, recognized for voicing a wide range of characters in anime, live-action films and television series, and western animation.

In the realm of anime, Hernández has voiced several major characters. He is known for his role as Roronoa Zoro in the long-running series One Piece. He has also portrayed Frieza in the first ninety-eight episodes of Dragon Ball Z Kai, Toriko in the series Toriko, and Lord Boros in One-Punch Man. His other notable anime roles include Kakuzu in Naruto, Rudol von Stroheim in JoJo's Bizarre Adventure: Battle Tendency, Akihiko Kayaba in Sword Art Online, and Rau Le Creuset in Mobile Suit Gundam SEED.

Beyond animation, his voice is featured in dubs for numerous live-action productions. He is the regular Latin American Spanish voice actor for actors such as Michael Shannon and Bill Hader. Through this association, he has dubbed roles like General Zod in Man of Steel from Michael Shannon, and Leonard in The Angry Birds Movie from Bill Hader. He also provided the voice for Tyrion Lannister, portrayed by Peter Dinklage, in the series Game of Thrones.

His work in western animation includes voicing Gordon in Thomas & Friends, Hawk Moth in Miraculous Ladybug, and Thor in several Marvel animated series. In video games, he has lent his voice to characters such as RoboCop in Mortal Kombat 11 and Green Lantern in Injustice: Gods Among Us.

In the series Knuckles, which is a live-action television series set after the events of Sonic the Hedgehog 2, Dafnis Hernández provides the Latin American Spanish voice for the character Dylan Beagleton.