Gabriel Agreste is Adrien's father and a famous fashion designer, creating and owning the brand Gabriel. With the Butterfly Miraculous, when inhabited by Nooroo, he transforms into Hawk Moth, who is the main antagonist of Miraculous: Tales of Ladybug & Cat Noir. He wants Ladybug and Cat Noir's Miraculouses for himself in order to obtain absolute power and grant his secret wish. To achieve his goals, he creates and controls the akumas, black and purple butterflies infected with evil who can transform normal people into supervillains. -Miraculous Ladybug Wikia 

English Voice Actor: Keith Silverstein