Santos Alberto, born on March 23, 1967, is a voice actor recognized for his extensive work in Latin American Spanish dubbing for animated series, films, and video games. His full name is Santos Alberto Sánchez Peña. He has built a career contributing to the Spanish-language versions of numerous international productions, bringing a wide range of characters to life for audiences in Mexico and across Latin America.

Alberto's filmography is particularly rich in anime titles, where he has voiced a diverse array of characters. He is known for roles such as Hiromi Higa, known as Shadow, in the popular skateboarding series Sk8 the Infinity. He also voiced Baran Sujita in the mecha anime Back Arrow. His work extends to other action-oriented series, including the role of Gerry Strydum in Baki Hanma, Steve H. Foster in Spriggan, and Hideki Nogi in Kengan Ashura.

Alberto has also lent his voice to characters in the Star Wars and Godzilla franchises. He performed the voices of both Mitaka and Yasaburo in different segments of the Star Wars: Visions anthology series. In the Godzilla anime film trilogy, he voiced the Bilusaludo major Rilu-elu Belu-be in both Godzilla: Planet of the Monsters and Godzilla: City on the Edge of Battle. He is also associated with the long-running Mazinger Z franchise, having provided the male voice for the antagonist Baron Ashler (also known as Barón Ashura) in Mazinger Z, the film Mazinger Z: Infinity, and the OVA MazinKaiser.

Beyond these prominent examples, his body of work is extensive and includes roles in a wide variety of other anime series. His credits feature characters in Solo Leveling as Go Gunhee, Cyberpunk: Edgerunners as the Arasaka Academy Chairman, Baki as Dorian, BNA: Brand New Animal as Hiromu Yaba, The Case Study of Vanitas as Doctor Moreau, Dragon Quest: The Adventure of Dai as Rey Romos, Vinland Saga as Eadric, and many more. He has also participated in dubs for live-action films, such as Alita: Battle Angel, and video game adaptations like the Sonic the Hedgehog films. His contributions to the industry demonstrate a sustained and versatile career as a leading figure in Latin American anime dubbing.