Cognomen Widelka (Widelka 
) , around the world, is a very rare family name. The cognomen Widelka is habitual in Poland, where it is a very rare surname, France, and Australia. In absolute terms, this name is the most popular in Poland, France, and the United States. More frequently, Widelka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Widelka | Germany, Australia, United States, Poland, France |