Family name Szelka (Sile 
, Szelka 
) , all over the world, is quite a rare cognomen. The family name Szelka is habitual in Latvia, where it is quite a common surname, Estonia, where it is quite a rare surname, and Libya. Not in comparison with a country's population, it is the most numerous in Nigeria, Cameroon, and Latvia. Likewise, Szelka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sile | China, Romania, Ethiopia, Nigeria, Poland |
| Szelka | Germany, Poland, France, United States |
|
władysław szelka PL (b. 1907) |
|
| karol szelka Polish Righteous Among the Nations, PL (b. 1915) |
|
|
| stefan szelka Officer of the Polish Army (1924-2017), PL (b. 1924) |
|
|
| stefania szelka Polish Righteous Among the Nations, PL |
|