Cognomen Hachkowski (Hachkowski 
) , globally, is a very rare last name. The last name Hachkowski is habitual in Northern America, particularly Canada, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Hachkowski | Canada, United States |
| michael hachkowski Ph.D. University of Colorado at Boulder 1998 |
|