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Family name Ianssen (Ianssen ) , worldwide, is a rare cognomen. The family name Ianssen is habitual in Norway, where it is quite a rare surname, Australia, where it is a very rare surname, and New Zealand. Not in comparison with a country's population, the name is most common in Norway, Brazil, and Australia.
VARIANT | COUNTRY |
---|---|
Ianssen | Norway, France, Australia, Brazil, New Zealand |