The league of Cambrai (I 5o8) was his finest diplomatic achievement.
540), first bishop of Arras and Cambrai, who restored Christianity in northern Gaul.
The name of his mother was Jeanne le Franc; she was the daughter of an innkeeper at Cambrai, who afterwards came to reside at Noyon.
Whatever Le Bon's offences, his condemnation was to a great extent due to the violent attacks of one of his political enemies, Armand Guffroy; and it is only just to remember that it was owing to his courage that Cambrai was saved from falling.
His son, Emile le Bon, published a Histoire de Joseph le Bon et des tribunaux revolutionnaires d'Arras et de Cambrai (2nd ed., 2 vols., Arras, 1864).