Cognomen سيمك (Simek 
, سيمك 
) , in all the world, is quite a common last name. The surname سيمك is habitual in Czechia, where it is quite a common surname, Slovakia, and Austria, where it is quite a rare surname. Not in comparison with a country's population, it most frequently occurs in Czechia, the United States, and Slovakia. Very seldom, سيمك is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Simek | Czechia, Austria, United States, Argentina, Slovakia |
| سيمك | Iran |