Polyxena of Lobkovic Bohemian noblewoman (1566-1642) (1566–1642) Parents Marie Manrique de Lara y Mendoza Vratislav von Pernstein Children Václav Eusebius František, Prince of Lobkowicz Siblings Johanna of Pernstein Johann of Pernstein Maxmilián z Pernštejna Bibiana of Pernstein Elisabeth of Pernstein Luisa von Pernstein Partners William of Rosenberg Zdeněk Vojtěch Popel von Lobkowitz