Adolfo Moreno is a Spanish voice actor recognized for his extensive work in dubbing, particularly for anime series and films for the Spanish market. He is most famous for providing the Spanish voice for the character Ash Ketchum in the Pokémon anime for 25 years, a role that defined his career and made him a well-known figure among Spanish fans of the series. His full name is Adolfo Moreno Cerezo, and he is based in Madrid, Spain.

Moreno's most significant and long-standing role was as Ash Ketchum, the main protagonist of the Pokémon anime. He voiced the character in all episodes and movies of the series for the Spanish dub, with the exception of the third movie, Pokémon 3: The Movie – Spell of the Unown, and the first special episode. This extensive body of work includes numerous films such as Mewtwo Strikes Back Evolution, Pokémon: The Arceus Chronicles, and various movies in the Diamond & Pearl, Black & White, and Sun & Moon series, among many others. His portrayal of Ash Ketchum spanned a quarter of a century, concluding recently.

Beyond Pokémon, Moreno has voiced a wide array of characters in other notable anime. He is the voice of Adam in the series Record of Ragnarok and Helios in Pretty Guardian Sailor Moon Eternal: The Movie. He also voiced Hathaway Noa, also known as Mafty Navue Erin, in the film Mobile Suit Gundam: Hathaway. Other anime roles include Sasuke Uchiha in Naruto Special: Battle at Hidden Falls. I Am the Hero!, Aoi Mibuomi in Kakegurui Twin, Arren in Tales from Earthsea, Spiller in The Secret World of Arrietty, Kaito in Dinozaurs: The Series, Shinoyama in New Angel, and Seiji in The Pianist.

Throughout his career, Adolfo Moreno has frequently collaborated with a consistent group of fellow voice actors. His most frequent collaborators include Roberto Encinas and Héctor Cantolla, with whom he has worked on six different projects each. He has also worked on multiple projects with Ana Esther Alborg, Mar Bordallo, and many others, indicating a stable community of voice acting professionals in the Spanish dubbing industry.

In addition to his anime work, Moreno has an extensive career dubbing characters in live-action series and films, as well as animation from other genres. He has provided voices for video games, most notably as the protagonist Sora in Kingdom Hearts II. His work spans popular franchises like Harry Potter and Alvin and the Chipmunks. He has also lent his voice to characters in television series such as Malcolm in the Middle, Desperate Housewives, Phineas and Ferb, and Henry Danger, as well as films like Chicken Little.