Chastelain, Or Chastellaiii, Georges, surnamed the Adventurous, a French chronicler and poet, born at Alost, Flanders, in 1403, died in Valenciennes, March 20, 1475. He belonged to a noble family, studied and travelled exten-sively, became acquainted with the principal personages of his day, and about 1443 left the army to enter the service of Philip the Good, duke of Burgundy, and was employed by him in household duties and providing for his amusements, as well as in political and diplomatic missions. On the death of Philip in 14(37, he remained in the service of his son and successor Charles the Bold, who in 1473 made him knight of the golden fleece. He was one of the most prominent writers of his day, and his most famous work is La grande chronigue, ou litre de tons les hautz et grans faits de la Ghretiente souve-rainement de ce noble royaulme de France et de ses dependances, depuis l'an vingt  jusques d maintenant , edited by Bu-chon in the Pantheon litteraire (Paris, 1837). His other writings deal with various historical subjects, and include some poetry.
Kervyn de Lettenhove published in Brussels in 1863 Œuvres de Georges Chastellain.