Question: Who is Jacques De Châtillon's paternal grandfather?
Sentence (from "Jacques de Châtillon"): Jacques de Châtillon or James of Châtillon (died 11 July 1302) was Lord of Leuze, of Condé, of Carency, of Huquoy and of Aubigny, the son of Guy III, Count of Saint-Pol and Matilda of Brabant.
Relevant evidence: Yes