Last name Klimčák (Klimčák 
) , all over the world, is a very rare cognomen. The last name Klimčák is characteristic of Eastern Europe, particularly Slovakia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Klimčák | Slovakia |
|
mikuláš klimčák Slovak painter (1921-2016), SK (b. 1921) |
|