Surname Krzyścin (Krzyścin 
) , in the world, is a very rare cognomen. The family name Krzyścin is habitual in Eastern Europe, particularly Poland, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Krzyścin | Poland |
| andrzej krzyścin Polish athletics competitor, PL (b. 1967) |
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| janusz krzyścin researcher ORCID ID = 0000-0002-3138-3951, PL |
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