Cognomen Gnizdowski (Gnizdowski 
) , around the globe, is an extremely rare last name. The cognomen Gnizdowski is characteristic of Northern America, particularly the United States, where it is an extremely rare surname. Very seldom, Gnizdowski is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gnizdowski | United States |