Last name Kulnys (Kulnys 
) , worldwide, is a very rare surname. The family name Kulnys is habitual in Lithuania, where it is a rare surname, Canada, where it is a very rare surname, and Brazil, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kulnys | Brazil, Canada, United States, Lithuania |
| albino kulnys person identified in the Museu da Pessoa collection, BR |
|