Last name Judkowski (Judkowski 
) , in the entire world, is a very rare family name. The cognomen Judkowski is habitual in Argentina, where it is a very rare surname, Italy, where it is an extremely rare surname, and South Africa. Measured by absolute frequency, it is commonest in Argentina, the United States, and Italy. Very seldom, Judkowski is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Judkowski | South Africa, Argentina, Brazil, Italy, United States |