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Surname Douwsma (Douwsma ) , worldwide, is a rare cognomen. The last name Douwsma is habitual in Netherlands, where it is quite a rare surname, Australia, where it is a very rare surname, and Canada. Not in comparison with a country's population, it most frequently occurs in Netherlands, the United States, and Canada.
VARIANT | COUNTRY |
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Douwsma | Australia, Netherlands, Spain, Canada, United States |