Héctor Ireta de Alba is a Mexican voice actor known for his extensive work in Spanish-language dubbing for anime and animated series. Born on February 14, 1996, he has built a career since childhood, having been involved in the artistic environment from the age of four, with experience in television hosting, radio, and commercials. His acting training includes studies in children's and musical theater.

Ireta de Alba is perhaps best recognized for his long-running role as Armin Arlert in the globally popular series Attack on Titan, a character he has voiced since the show's first season in 2013 through to its final installments in 2023. This performance is considered one of his most significant achievements. Another prominent and recurring role is that of Kenji Miyazawa in the multiple seasons of Bungo Stray Dogs, a part he has played since 2016.

His filmography also includes voicing Finnian across various installments of the Black Butler franchise, from 2008 to 2024, and taking on the role of Seishiro Nagi in the hit sports anime Blue Lock and its subsequent movie. In addition to these, he has voiced a wide array of characters in popular series, such as Naoto Tachibana in Tokyo Revengers and its sequels, Sousuke Shima in Skip and Loafer, Tasuku Kuresawa in Sasaki and Miyano, and Rill Boismortier in the long-running series Black Clover. Earlier in his career, he was also the voice for characters like Jun Yamamoto in Special A, Aiichiro Nitori in Free! Iwatobi Swim Club, and Yukihito in Destiny of the Shrine Maiden.

Beyond voice acting, Ireta de Alba has also worked as an ADR director, notably for the series Tokyo Revengers and The Hidden Dungeon Only I Can Enter, demonstrating his broader involvement in the dubbing industry. His body of work shows recurring collaborations with the dubbing productions for several major franchises, including Attack on Titan, Bungo Stray Dogs, and Blue Lock.