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Cognomen Krucas (Krucas
) , throughout the world, is a very rare family name. The surname Krucas is characteristic of Lithuania, where it is quite a rare surname, New Zealand, where it is a very rare surname, and Canada. Not in comparison with a country's population, it is the most numerous in Lithuania, the United States, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Krucas | Canada, Lithuania, New Zealand, United States, United Kingdom |