Duc de Feltre is a French title of Empire nobility created in 1809 in favor of Henri Jacques Guillaume Clarke (1765-1818). Extinct for the first time in 1852 with his son Edgard Clarke (1799-1852), 2nd Duke of Feltre, the title was recreated in 1864 in favor of Charles-Marie-Michel de Goyon, grandson of Henriette Clarke (daughter of the first duke). The title of Duke of Feltre expires in 2021 with Michel de Goyon, 5th and last Duke of Feltre, who died without surviving agnatic descendants. he title of Duke of Feltre refers to Feltre, a municipality in the province of Belluno in the Veneto region of Italy. Created by decree of August 15, 1809 in favor of Henri Jacques Guillaume Clarke, Minister of War for Napoleon I.