Sien de la Mar
Clasina Margaretha Klopper
Sien Klopper
Sien de la Mar-Klopper, Acting
Amsterdam | 1881-03-15 | 1944-07-10
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.