Charles du Fresne, sieur du Cange, French philologist and historian (b. 1610)
Charles du Fresne, sieur du Cange or Du Cange (French: [dy kɑ̃ʒ]; December 18, 1610 in Amiens – October 23, 1688 in Paris, aged 77) was a distinguished philologist and historian of the Middle Ages and Byzantium.