Attested on the painting from the Church of the Presentation of the Virgin in Kučevište, which bears an identifying inscription. The wall paintings in Kučevište can be dated between 1331 and 1334. Mentioned also in the supplicant inscription on the facade above the southern door of the Church of the Presentation of the Virgin in Kučevište. His parents were Dejanь and Vladislava. His brother was Dmitarь. He is portrayed as a young man on the northern wall of the narthex in the Church of the Presentation of the Virgin in the village Kučevište. His identity is confirmed by an inscription bearing his name (Iōanь). On the facade above the southern door of the church there is supplicant inscription of Vladislava and her sons (Primi gdi moleniie rabe svoie Vladislave i čěda eie Iōvana i Dmitra bg da ihь pomene v carstva svoemь).