Jean-Baptiste Bernadotte's first known paternal ancestor was Joandou du Poey, who married Germaine de Bernadotte in 1615 in the southern French city of Pau and began using her surname.
Jean-Baptiste Bernadotte's first known paternal ancestor was Joandou du Poey, who was a shepherd. He married Germaine de Bernadotte in 1615 in the southern French city of Pau and began using her surname.