Surname Retsek (Retsek 
) , in the entire world, is an extremely rare family name. The surname Retsek is habitual in Northern America, particularly the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Retsek | United States |
| dylan q. retsek Ph.D. Washington University in St. Louis 2001 |
|