Surname Retajczyk (Retajczyk 
) , globally, is a very rare last name. The last name Retajczyk is habitual in Poland, where it is a very rare surname, the United States, where it is an extremely rare surname, and the United Kingdom. Likewise, Retajczyk is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Retajczyk | Poland, United Kingdom, United States |