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Cognomen Kuprenas (Kuprenas
) , in the world, is a very rare family name. The surname Kuprenas is characteristic of Lithuania, where it is a rare surname, Canada, where it is a very rare surname, and Chile, where it is an extremely rare surname. Measured by absolute frequency, the name is most common in Lithuania, the United States, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Kuprenas | Canada, Lithuania, Chile, United States, Germany |