Surname Szydelko (Szydelko 
) , in the entire world, is a rare family name. The cognomen Szydelko is characteristic of Poland, where it is quite a rare surname, Estonia, where it is a rare surname, and the United Kingdom, where it is a very rare surname. In absolute terms, it is commonest in Poland, the United States, and the United Kingdom. More prevalently, Szydelko is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Szydelko | United Kingdom, Poland, France, Germany, United States |