Maria of La Mark-Arenberg
Countess of Helfenstein-Wiesensteig
(d. 1563)
Parents
Robert II of the Marck, lord of Arenberg
Walburge van Egmont
Children
Maria Magdalena of Helfenstein-Wiesensteig
Catherine of Helfenstein-Wiesensteig
Rudolf II, Count of Helfenstein
Barbara of Helfenstein-Wiesensteig
Siblings
Mahaut de La Marck
Robert III of the Marck
Margaretha von der Mark
Partners
Sebastian, Count of Helfenstein