Clasina Margaretha ‘Sien’ de la Mar-Klopper (1881-1944) was a Dutch actress. She was married to actor Nap de la Mar and mother of popular actress, singer and comedienne Fien de la Mar.
Known For:Acting
Birthday:1881-03-15
Place of Birth:Amsterdam
Also Known As:Sien de la Mar, Clasina Margaretha Klopper, Sien Klopper
