Cognomen Денкер (Denker 
, Денкер 
, Denkers 
) , around the world, is quite a common surname. The last name Денкер is characteristic of Germany, where it is quite a rare surname, Netherlands, and Denmark. Measured by absolute frequency, this name is the most popular in Germany, the United States, and Turkey. Much less frequently, Денкер is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Denker | Netherlands, Brazil, Germany, Turkey, United States |
| Денкер | Ukraine, Russia |
| Denkers | Netherlands, Canada, Brazil, Germany, United States |