of Hugh of Châtillon, Lord of Leuze. Their children: Isabelle (1340–1371), married Louis II, Viscount of Beaumont-au-Maine, in Lyon (1362); married Bouchard VII, Count of Vendôme (1364); Pierre II, Count of La Marche (1342–1362) Jean I, Count of La Marche (1344–1393), married Catherine of Vendome , Baron de Thury (1346–1417), married (c. 1385) Marguerite, dame de Preaux, de Dangu and de Thury. References Sources Further reading Sumption, Jonathan, The Hundred Years War II: Trial by Fire, University of Pennsylvania Press, October 2001, People of the Hundred Years' War Counts of La Marche Counts of Ponthieu House of Bourbon French military personnel killed in action 1319 births 1362 deaths 14th-century peers of France French prisoners of war in the Hundred Years' War Constables of France