Adon is a Muay Thai practitioner and a student of Sagat's. Adon hates Sagat, believing that he's weak. Adon is extremely arrogant and hotheaded, going as far as to challenge Akuma to a fight.
Robert Martin Klein voiced Adon in the Street Fighter Alpha movie. Taliesin Jaffe voiced Adon for his cameo in Street Fighter 4, and then reprised the role when Adon was added to Super Street Fighter 4.