Ankō Itosu (糸洲 安恒, Okinawan: Ichiji Ankō; Japanese: Itosu Ankō, 1831 – 11 March 1915) is considered by many the father of modern karate. This title is also often given to Gichin Funakoshi because of the latter spreading karate throughout Japan.
Source: “Ankō Itosu”, English Wikipedia (CC BY-SA 4.0), excerpt