Surname Posker (Posker 
) , in all the world, is a rare family name. The last name Posker is characteristic of Malta, where it is quite a rare surname, Czechia, where it is a rare surname, and Australia, where it is a very rare surname. Much less frequently, Posker is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Posker | Czechia, Malta, Australia, United States, India |
| ferdinand posker (b. 1896) |
|
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| posker kramorenko NL |
|