Family name קולקה (Kulka 
, Colloca 
, קולקה 
) , in the world, is quite a common last name. The last name קולקה is characteristic of Poland, where it is quite a rare surname, Finland, and Slovakia. Not in comparison with a country's population, it is the most numerous in Poland, Germany, and the United States. Also, קולקה is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kulka | Germany, Italy, United States, Poland, Brazil |
| Colloca | Germany, Italy, United States, Argentina, Brazil |
| קולקה | Israel |
| Kolkka | Sweden, Australia, Finland, United States, Canada |
|
אריך קולקה Czech writer, IL (b. 1911) |
|
| דן קולקה Israeli sculptor and painter, IL (b. 1938) |
|