Around the world, Ratajczyk (Ratajczyk 
) is an extremely rare unknown gender first name. Also, Ratajczyk is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ratajczyk | Germany, United States, Poland, France, Brazil |
| lech ratajczyk (b. 1945) |
|
|
| elzbieta ratajczyk researcher |
|