Héctor Garay is a Spanish voice actor known for his work in dubbing, particularly for anime and video game content for the Spanish market. He is recognized for providing the Spanish voice for a wide array of characters across numerous popular series and films.

His career encompasses significant roles in major anime franchises. In the series The Seven Deadly Sins, Garay voiced multiple characters across different installments; he was the voice of Dreyfus in The Seven Deadly Sins, The Seven Deadly Sins: Signs of Holy War, and The Seven Deadly Sins: Revival of The Commandments, and later provided the voice for the Demon King in The Seven Deadly Sins: Dragon's Judgement. He also voiced Lucifer in the animated film Dante's Inferno: An Animated Epic. His work in the long-running Doraemon franchise includes being the first voice for Nobisuke Nobi in the 1979 television series and voicing Shizuka's father, Yoshio Minamoto, in the film Doraemon: Nobita's the Night Before a Wedding.

Garay's voice is frequently heard in other prominent anime series. His credits include roles such as Allen and OG Bulldog in Carole & Tuesday, Bon Jovina in Bastard!! -Heavy Metal, Dark Fantasy-, Lysson in Pokémon XY & Z, and Clavel in Pokémon: Paldean Winds. He has also contributed to the One Piece franchise, voicing T-Bone in the television series, and characters including Kizaru and Urouge in films such as One Piece Stampede and One Piece Film Red. Additional anime credits include roles in D.Gray-man, Digimon Fusion, Record of Ragnarok, and the Spanish dubs of various films like Mobile Suit Gundam Hathaway and Pretty Guardian Sailor Moon Eternal.

Beyond anime, Garay has an extensive career in video game voice acting. He is known for voicing Miguel Caballero Rojo in multiple installments of the Tekken franchise, including Tekken Tag Tournament 2 and Tekken 7. His game credits also include roles such as Carlos Oliveira in the Resident Evil 3 remake and characters in Dragon Age II. He has also voiced Thor in various animated appearances and in the video game Marvel's Avengers. His work extends to live-action dubbing as well, having voiced characters such as Darth Vader in the series 100 Calabazas and providing Spanish voices for films like Priest. A recurring pattern in his career is his work on major international franchises, providing a consistent voice for characters across different media within the Spanish dubbing industry.