What daughter of Catherine of Guise was also an aristocratic client of Monsieur Champagne?
Marie Louise Gonzaga: Marie Louise Gonzaga (Polish: "Ludwika Maria" ; 18 August 1611 – 10 May 1667) was a French princess, noblewoman, the wife of two Polish kings and Grand Dukes of Lithuania, Władysław IV Vasa and John II Casimir, and as such queen of Poland and Grand Duchess of Lithuania.
i don't know