Jonzac (French pronunciation: ​[ʒɔ̃zak]; Poitevin-Saintongese: Jhonzat) is a commune of the Charente-Maritime department, Nouvelle-Aquitaine, southwestern France. The historian Jean Glénisson (1921–2010) was born in Jonzac as well as the philosopher Jean Hyppolite (1907–1968)