Surname Cilker (Cilker 
) , throughout the world, is a very rare last name. The family name Cilker is characteristic of Germany, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Cilker is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cilker | Germany, Brazil, United States |