Definition of Duccio in English:
Duccio
proper nounˈduttʃjoˈduːtʃɪəʊ
(c.1255–c.1320), Italian painter, founder of the Sienese school of painting; full name Duccio di Buoninsegna. The only fully documented surviving work by him is the Maestà for the high altar of Siena cathedral (completed 1311).