In 1546 Rore went to Ferrara, where he was "maestro di cappella" (choirmaster) He wrote a great deal of music in Ferrara. He worked for the Duke Ercole II d'Este. He composed masses, motets, chansons, and lots of madrigals, some of which were about things that happened in the court at Ferrara. The duke awarded him an important honour. Rore also wrote music for Albrecht V of Bavaria who lived in Munich.