E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
A goody man; according to Dr. Youngs line, What is mere good nature, but a fool? The word, divided into two, is used in a good sense, as Etre un bon homme. Jacques Bonhomme means a peasant.
Jacques Bonhomme (French). A peasant who ventures to interfere in politics. Hence, the peasants rebellion in 1358 was called La Jacquerie. The term means James Goodfellow; we also often address the poor as My good fellow.