Cognomen Krysin (Крысин 
, Krysin 
) , across the world, is quite a rare family name. The family name Krysin is habitual in Russia, where it is quite a rare surname, Kyrgyzstan, where it is a rare surname, and Kazakhstan. Measured by absolute frequency, it is commonest in Russia, Kazakhstan, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Крысин | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| Krysin | Poland, China, India, Germany, Russia |
| michael yu krysin researcher |
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| aleksey krysin researcher |
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