Family name Norppa (Norppa 
) , worldwide, is a rare cognomen. The family name Norppa is habitual in Finland, where it is quite a rare surname, Canada, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Norppa | Finland, Canada, Russia, United States |
| hannu norppa researcher |
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| antto j norppa researcher ORCID ID = 0000-0001-7712-3218 |
|
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| matti norppa FI |
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