Willibirg of Wertheim German countess of Lowenstein (1300–1333) Parents Rudolph II, Count of Wertheim Kunigunde II of Baden Children Albrecht II. von Löwenstein Rudolf von Löwenstein Siblings Rudolph IV, Count of Wertheim Rudolph III, Count of Wertheim Kunigunde of Wertheim Partners Nikolaus of Loewenstein